CN107063823B - 一种活化腐植酸的测定方法 - Google Patents
一种活化腐植酸的测定方法 Download PDFInfo
- Publication number
- CN107063823B CN107063823B CN201710284612.1A CN201710284612A CN107063823B CN 107063823 B CN107063823 B CN 107063823B CN 201710284612 A CN201710284612 A CN 201710284612A CN 107063823 B CN107063823 B CN 107063823B
- Authority
- CN
- China
- Prior art keywords
- humic acid
- acid
- activation
- liquid
- solution
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 239000004021 humic acid Substances 0.000 title claims abstract description 138
- QJZYHAIUNVAGQP-UHFFFAOYSA-N 3-nitrobicyclo[2.2.1]hept-5-ene-2,3-dicarboxylic acid Chemical compound C1C2C=CC1C(C(=O)O)C2(C(O)=O)[N+]([O-])=O QJZYHAIUNVAGQP-UHFFFAOYSA-N 0.000 title claims abstract description 128
- 238000003556 assay Methods 0.000 title claims abstract description 42
- 230000003213 activating effect Effects 0.000 title claims abstract description 15
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 claims abstract description 63
- 230000004913 activation Effects 0.000 claims abstract description 50
- 239000003337 fertilizer Substances 0.000 claims abstract description 43
- 229940095100 fulvic acid Drugs 0.000 claims abstract description 39
- 239000002509 fulvic acid Substances 0.000 claims abstract description 39
- PUKLDDOGISCFCP-JSQCKWNTSA-N 21-Deoxycortisone Chemical compound C1CC2=CC(=O)CC[C@]2(C)[C@@H]2[C@@H]1[C@@H]1CC[C@@](C(=O)C)(O)[C@@]1(C)CC2=O PUKLDDOGISCFCP-JSQCKWNTSA-N 0.000 claims abstract description 35
- FCYKAQOGGFGCMD-UHFFFAOYSA-N Fulvic acid Natural products O1C2=CC(O)=C(O)C(C(O)=O)=C2C(=O)C2=C1CC(C)(O)OC2 FCYKAQOGGFGCMD-UHFFFAOYSA-N 0.000 claims abstract description 35
- 238000000034 method Methods 0.000 claims abstract description 33
- KMUONIBRACKNSN-UHFFFAOYSA-N potassium dichromate Chemical compound [K+].[K+].[O-][Cr](=O)(=O)O[Cr]([O-])(=O)=O KMUONIBRACKNSN-UHFFFAOYSA-N 0.000 claims abstract description 23
- 239000011347 resin Substances 0.000 claims abstract description 22
- 229920005989 resin Polymers 0.000 claims abstract description 22
- 239000003513 alkali Substances 0.000 claims abstract description 17
- -1 humic acid compound Chemical class 0.000 claims abstract description 13
- 238000007254 oxidation reaction Methods 0.000 claims abstract description 12
- XPFJYKARVSSRHE-UHFFFAOYSA-K trisodium;2-hydroxypropane-1,2,3-tricarboxylate;2-hydroxypropane-1,2,3-tricarboxylic acid Chemical compound [Na+].[Na+].[Na+].OC(=O)CC(O)(C(O)=O)CC(O)=O.[O-]C(=O)CC(O)(CC([O-])=O)C([O-])=O XPFJYKARVSSRHE-UHFFFAOYSA-K 0.000 claims abstract description 12
- 238000001179 sorption measurement Methods 0.000 claims abstract description 10
- 239000000706 filtrate Substances 0.000 claims abstract description 8
- 230000003647 oxidation Effects 0.000 claims abstract description 8
- 238000003916 acid precipitation Methods 0.000 claims abstract description 7
- 239000002131 composite material Substances 0.000 claims abstract description 6
- 239000007788 liquid Substances 0.000 claims description 68
- 239000000243 solution Substances 0.000 claims description 65
- 238000001994 activation Methods 0.000 claims description 51
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 43
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 claims description 36
- 239000000284 extract Substances 0.000 claims description 29
- 238000004448 titration Methods 0.000 claims description 26
- IMBKASBLAKCLEM-UHFFFAOYSA-L ferrous ammonium sulfate (anhydrous) Chemical compound [NH4+].[NH4+].[Fe+2].[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O IMBKASBLAKCLEM-UHFFFAOYSA-L 0.000 claims description 24
- 239000012085 test solution Substances 0.000 claims description 24
- 238000005406 washing Methods 0.000 claims description 20
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims description 19
- 238000005259 measurement Methods 0.000 claims description 18
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 16
- 238000009835 boiling Methods 0.000 claims description 16
- 229910052799 carbon Inorganic materials 0.000 claims description 16
- 230000001186 cumulative effect Effects 0.000 claims description 16
- 238000005119 centrifugation Methods 0.000 claims description 11
- 238000004140 cleaning Methods 0.000 claims description 11
- 239000006210 lotion Substances 0.000 claims description 11
- 238000002156 mixing Methods 0.000 claims description 11
- 239000003480 eluent Substances 0.000 claims description 10
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 claims description 8
- YNPNZTXNASCQKK-UHFFFAOYSA-N Phenanthrene Natural products C1=CC=C2C3=CC=CC=C3C=CC2=C1 YNPNZTXNASCQKK-UHFFFAOYSA-N 0.000 claims description 8
- DGEZNRSVGBDHLK-UHFFFAOYSA-N [1,10]phenanthroline Chemical compound C1=CN=C2C3=NC=CC=C3C=CC2=C1 DGEZNRSVGBDHLK-UHFFFAOYSA-N 0.000 claims description 8
- BFNBIHQBYMNNAN-UHFFFAOYSA-N ammonium sulfate Chemical compound N.N.OS(O)(=O)=O BFNBIHQBYMNNAN-UHFFFAOYSA-N 0.000 claims description 8
- 229910052921 ammonium sulfate Inorganic materials 0.000 claims description 8
- 235000011130 ammonium sulphate Nutrition 0.000 claims description 8
- 238000001816 cooling Methods 0.000 claims description 8
- XEEYBQQBJWHFJM-UHFFFAOYSA-N iron Substances [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 8
- 229910052742 iron Inorganic materials 0.000 claims description 8
- 238000001556 precipitation Methods 0.000 claims description 8
- 230000008569 process Effects 0.000 claims description 8
- 238000003860 storage Methods 0.000 claims description 8
- 239000002253 acid Substances 0.000 claims description 7
- 238000012360 testing method Methods 0.000 claims description 6
- 239000000725 suspension Substances 0.000 claims description 5
- ZLXPLDLEBORRPT-UHFFFAOYSA-M [NH4+].[Fe+].[O-]S([O-])(=O)=O Chemical compound [NH4+].[Fe+].[O-]S([O-])(=O)=O ZLXPLDLEBORRPT-UHFFFAOYSA-M 0.000 claims description 4
- 238000004821 distillation Methods 0.000 claims description 4
- 238000001914 filtration Methods 0.000 claims description 4
- 239000012530 fluid Substances 0.000 claims description 4
- 238000010438 heat treatment Methods 0.000 claims description 4
- 238000002390 rotary evaporation Methods 0.000 claims description 4
- 239000006228 supernatant Substances 0.000 claims description 4
- 239000006166 lysate Substances 0.000 claims description 2
- 239000013049 sediment Substances 0.000 claims description 2
- 239000002904 solvent Substances 0.000 claims description 2
- 235000005979 Citrus limon Nutrition 0.000 claims 3
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 claims 2
- 244000248349 Citrus limon Species 0.000 claims 2
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 claims 2
- ZLMJMSJWJFRBEC-UHFFFAOYSA-N Potassium Chemical compound [K] ZLMJMSJWJFRBEC-UHFFFAOYSA-N 0.000 claims 2
- 229910052804 chromium Inorganic materials 0.000 claims 2
- 239000011651 chromium Substances 0.000 claims 2
- 229910052700 potassium Inorganic materials 0.000 claims 2
- 239000011591 potassium Substances 0.000 claims 2
- 229910052708 sodium Inorganic materials 0.000 claims 2
- 239000011734 sodium Substances 0.000 claims 2
- 244000131522 Citrus pyriformis Species 0.000 claims 1
- IMQLKJBTEOYOSI-GPIVLXJGSA-N Inositol-hexakisphosphate Chemical compound OP(O)(=O)O[C@H]1[C@H](OP(O)(O)=O)[C@@H](OP(O)(O)=O)[C@H](OP(O)(O)=O)[C@H](OP(O)(O)=O)[C@@H]1OP(O)(O)=O IMQLKJBTEOYOSI-GPIVLXJGSA-N 0.000 claims 1
- IMQLKJBTEOYOSI-UHFFFAOYSA-N Phytic acid Natural products OP(O)(=O)OC1C(OP(O)(O)=O)C(OP(O)(O)=O)C(OP(O)(O)=O)C(OP(O)(O)=O)C1OP(O)(O)=O IMQLKJBTEOYOSI-UHFFFAOYSA-N 0.000 claims 1
- 235000002949 phytic acid Nutrition 0.000 claims 1
- 239000000467 phytic acid Substances 0.000 claims 1
- 229940068041 phytic acid Drugs 0.000 claims 1
- 238000003825 pressing Methods 0.000 claims 1
- 238000007689 inspection Methods 0.000 abstract description 4
- 238000010977 unit operation Methods 0.000 abstract 1
- 238000004364 calculation method Methods 0.000 description 6
- 235000021049 nutrient content Nutrition 0.000 description 6
- 238000001514 detection method Methods 0.000 description 5
- 230000006872 improvement Effects 0.000 description 5
- 239000000047 product Substances 0.000 description 5
- QGZKDVFQNNGYKY-UHFFFAOYSA-O Ammonium Chemical compound [NH4+] QGZKDVFQNNGYKY-UHFFFAOYSA-O 0.000 description 4
- 230000008859 change Effects 0.000 description 4
- 239000011790 ferrous sulphate Substances 0.000 description 4
- 235000003891 ferrous sulphate Nutrition 0.000 description 4
- BAUYGSIQEAFULO-UHFFFAOYSA-L iron(2+) sulfate (anhydrous) Chemical compound [Fe+2].[O-]S([O-])(=O)=O BAUYGSIQEAFULO-UHFFFAOYSA-L 0.000 description 4
- 229910000359 iron(II) sulfate Inorganic materials 0.000 description 4
- 230000002195 synergetic effect Effects 0.000 description 4
- 238000005303 weighing Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 238000000605 extraction Methods 0.000 description 3
- 238000007654 immersion Methods 0.000 description 3
- 239000000126 substance Substances 0.000 description 3
- 239000003463 adsorbent Substances 0.000 description 2
- 238000004458 analytical method Methods 0.000 description 2
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 2
- 150000001875 compounds Chemical class 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 229910052760 oxygen Inorganic materials 0.000 description 2
- 239000001301 oxygen Substances 0.000 description 2
- 238000003908 quality control method Methods 0.000 description 2
- JNMCQUJGQWZYMW-UHFFFAOYSA-N 2-hydroxypropane-1,2,3-tricarboxylic acid;sodium Chemical compound [Na].OC(=O)CC(O)(C(O)=O)CC(O)=O.OC(=O)CC(O)(C(O)=O)CC(O)=O JNMCQUJGQWZYMW-UHFFFAOYSA-N 0.000 description 1
- 229920002472 Starch Polymers 0.000 description 1
- XSQUKJJJFZCRTK-UHFFFAOYSA-N Urea Chemical compound NC(N)=O XSQUKJJJFZCRTK-UHFFFAOYSA-N 0.000 description 1
- 238000009825 accumulation Methods 0.000 description 1
- 125000003118 aryl group Chemical group 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 239000004202 carbamide Substances 0.000 description 1
- 125000003178 carboxy group Chemical group [H]OC(*)=O 0.000 description 1
- 238000003795 desorption Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 125000000524 functional group Chemical group 0.000 description 1
- 125000002887 hydroxy group Chemical group [H]O* 0.000 description 1
- 150000002500 ions Chemical class 0.000 description 1
- 229920002521 macromolecule Polymers 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- ISWSIDIOOBJBQZ-UHFFFAOYSA-N phenol group Chemical group C1(=CC=CC=C1)O ISWSIDIOOBJBQZ-UHFFFAOYSA-N 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000007634 remodeling Methods 0.000 description 1
- 235000019698 starch Nutrition 0.000 description 1
- 239000008107 starch Substances 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/28—Preparing specimens for investigation including physical details of (bio-)chemical methods covered elsewhere, e.g. G01N33/50, C12Q
- G01N1/34—Purifying; Cleaning
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N31/00—Investigating or analysing non-biological materials by the use of the chemical methods specified in the subgroup; Apparatus specially adapted for such methods
- G01N31/16—Investigating or analysing non-biological materials by the use of the chemical methods specified in the subgroup; Apparatus specially adapted for such methods using titration
Landscapes
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Molecular Biology (AREA)
- Physics & Mathematics (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Biomedical Technology (AREA)
- Engineering & Computer Science (AREA)
- Fertilizers (AREA)
- Compounds Of Unknown Constitution (AREA)
Abstract
Description
Claims (9)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201710284612.1A CN107063823B (zh) | 2017-04-26 | 2017-04-26 | 一种活化腐植酸的测定方法 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201710284612.1A CN107063823B (zh) | 2017-04-26 | 2017-04-26 | 一种活化腐植酸的测定方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN107063823A CN107063823A (zh) | 2017-08-18 |
CN107063823B true CN107063823B (zh) | 2017-12-22 |
Family
ID=59603747
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201710284612.1A Active CN107063823B (zh) | 2017-04-26 | 2017-04-26 | 一种活化腐植酸的测定方法 |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN107063823B (zh) |
Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109425609B (zh) * | 2017-08-25 | 2022-08-23 | 上海臻衍生物科技有限公司 | 一种用于定量测定腐植酸的色板及其制备方法和用途 |
CN107543817A (zh) * | 2017-09-08 | 2018-01-05 | 瓮福达州化工有限责任公司 | 一种磷铵肥料中黄腐酸含量的检测方法 |
CN109828080A (zh) * | 2019-01-14 | 2019-05-31 | 齐鲁工业大学 | 一步法定量测定腐植酸分子中羧基和酚羟基的方法 |
CN109870335B (zh) * | 2019-01-29 | 2023-09-15 | 辽宁省农业科学院 | 一种可溶性腐植酸含量快速检测装置和检测方法 |
CN110372127B (zh) * | 2019-07-31 | 2023-05-30 | 赛普特环保技术(厦门)有限公司 | 一种环己六醇六全-二氢磷酸盐的提取装置及工艺 |
CN110734555A (zh) * | 2019-10-24 | 2020-01-31 | 王成 | 一种腐殖酸制备方法 |
CN113777211A (zh) * | 2020-06-10 | 2021-12-10 | 红河锦东化工股份有限公司 | 活性腐植酸有机肥料中活化棕黑腐植酸含量的测定方法 |
CN113933451A (zh) * | 2020-06-29 | 2022-01-14 | 红河锦东化工股份有限公司 | 活性腐植酸有机肥料产品的检验方法 |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
SU1255914A1 (ru) * | 1982-10-26 | 1986-09-07 | Калининский Филиал Всесоюзного Научно-Исследовательского Института Торфяной Промышленности | Способ определени молекул рной массы гуминовых кислот |
CN103543240A (zh) * | 2013-11-11 | 2014-01-29 | 四川省农业科学院生物技术核技术研究所 | 发酵液中黄腐酸含量的测定方法 |
CN103822886A (zh) * | 2013-06-26 | 2014-05-28 | 北京嘉博文生物科技有限公司 | 生物腐植酸的分析检测及其碳系数的测定方法 |
CN105203358A (zh) * | 2015-09-16 | 2015-12-30 | 中国环境科学研究院 | 一种水体中腐殖酸亚组分的分级提取方法 |
CN105203374A (zh) * | 2015-09-16 | 2015-12-30 | 中国环境科学研究院 | 一种xad树脂提取土壤中小分子腐殖酸的方法 |
CN106370778A (zh) * | 2016-10-10 | 2017-02-01 | 中国农业大学 | 一种测定污泥堆肥中腐殖质及其组分含量的方法 |
-
2017
- 2017-04-26 CN CN201710284612.1A patent/CN107063823B/zh active Active
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
SU1255914A1 (ru) * | 1982-10-26 | 1986-09-07 | Калининский Филиал Всесоюзного Научно-Исследовательского Института Торфяной Промышленности | Способ определени молекул рной массы гуминовых кислот |
CN103822886A (zh) * | 2013-06-26 | 2014-05-28 | 北京嘉博文生物科技有限公司 | 生物腐植酸的分析检测及其碳系数的测定方法 |
CN103543240A (zh) * | 2013-11-11 | 2014-01-29 | 四川省农业科学院生物技术核技术研究所 | 发酵液中黄腐酸含量的测定方法 |
CN105203358A (zh) * | 2015-09-16 | 2015-12-30 | 中国环境科学研究院 | 一种水体中腐殖酸亚组分的分级提取方法 |
CN105203374A (zh) * | 2015-09-16 | 2015-12-30 | 中国环境科学研究院 | 一种xad树脂提取土壤中小分子腐殖酸的方法 |
CN106370778A (zh) * | 2016-10-10 | 2017-02-01 | 中国农业大学 | 一种测定污泥堆肥中腐殖质及其组分含量的方法 |
Non-Patent Citations (4)
Title |
---|
A new fractionation of soil humic acids by adsorption chromatography;K.Yonebayashi等;《Geoderma》;19901231;第47卷;第327-336页 * |
Identification of Organically Bound Iodine in Soil Humic Substances by Size Exclusion Chromatography / Inductively Coupled Plasma Mass Spectrometry;Hidekazu Yamada等;《Soil Sci. Plant Nutr.》;20021231;第48卷(第3期);第379-385页 * |
有机肥腐殖酸含量测定方法的研究;卫志东;《安徽化工》;20141231;第40卷(第6期);第102-103页 * |
肥料中腐殖酸含量测定方法的优化;王治泽等;《化肥工业》;20160430;第43卷(第2期);第17-20页 * |
Also Published As
Publication number | Publication date |
---|---|
CN107063823A (zh) | 2017-08-18 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN107063823B (zh) | 一种活化腐植酸的测定方法 | |
CN105911157B (zh) | 一种快速检测食品中黄曲霉毒素的新方法 | |
CN102128790B (zh) | 一种发电厂水汽系统结垢成分中硫酸根离子的测定方法 | |
Rennie et al. | Adsorption of phosphorus by four Saskatchewan soils | |
CN108507854A (zh) | 一种测定贝类样品中多组分农兽药残留量的前处理方法 | |
CN110333340A (zh) | 一种改进的土壤中六价铬形态的分析方法 | |
CN110174417A (zh) | 一种滤棒中三乙酸甘油酯的定量检测方法 | |
CN113466155A (zh) | 一种活性炭abs吸附值的测定方法 | |
CN102721723B (zh) | 一种基于挥发性物组的潲水油鉴别方法 | |
CN107543879A (zh) | 一种造纸法再造烟叶烟草水提物中固形物含量的测定方法 | |
CN104111306A (zh) | 一种测定茶叶中茶多酚含量的方法 | |
Hazer et al. | Atomic absorption spectrometric determination of Cd (II), Mn (II), Ni (II), Pb (II) and Zn (II) ions in water, fertilizer and tea samples after preconcentration on Amberlite XAD-1180 resin loaded with l-(2-pyridylazo)-2-naphthol | |
CN113970500B (zh) | 一种油污固废含油率快速测定方法 | |
CN106290603A (zh) | 一种利用阀切换方法同时检测植物中的无机阴离子、有机酸和三种植物素的方法与应用 | |
CN108896698A (zh) | 一种同时测定再造烟叶中山梨酸根、磷酸根和柠檬酸根的离子色谱方法及应用 | |
Min et al. | A functionalized cellulose regenerative microcolumn combined with ultraviolet spectrophotometry for economic detection of selenium in purple potato | |
CN108828078A (zh) | 一种烟草基因编辑素材中无机阴离子的测定方法 | |
CN104730162B (zh) | 一种测定磷酸铁中痕量阴离子含量的离子色谱方法 | |
CN108037215A (zh) | 一种利用离子色谱测定接装纸水性油墨中氨含量的检测方法 | |
CN106872629A (zh) | 一种测定乳制品中三氮脒含量的方法 | |
Moghimi et al. | Dispersive Solid Phase Extraction of trace Cu (II) in water samples by synthesis modify Multi walled carbon nanotubes carboxylate | |
Holak | Atomic absorption determination of boron in foods | |
CN104833760A (zh) | 高效液相色谱法测定设施番茄土壤低分子量有机酸的方法 | |
CN110470518A (zh) | 一种针对萃取法湿法磷酸净化生产中有机中间产品的样品处理方法 | |
Hillis | The history of microanalysis |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PB01 | Publication | ||
PB01 | Publication | ||
SE01 | Entry into force of request for substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
GR01 | Patent grant | ||
GR01 | Patent grant | ||
PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: A determination method of activated humic acid Effective date of registration: 20220119 Granted publication date: 20171222 Pledgee: China Construction Bank Corporation Tai'an Dongyue sub branch Pledgor: SHANDONG AGRUNIV FERT SCITECH Co.,Ltd. Registration number: Y2022980000749 |
|
PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
CP03 | Change of name, title or address |
Address after: 271699 Feicheng high tech Development Zone, Tai'an, Shandong Patentee after: Shandong Nongda Feiye Technology Co.,Ltd. Address before: 271600 Feicheng High-tech Development Zone, Taian City, Shandong Province Patentee before: SHANDONG AGRUNIV FERT SCITECH Co.,Ltd. |
|
CP03 | Change of name, title or address | ||
CP03 | Change of name, title or address |
Address after: No. 249, Chuangye Road, High tech Zone, Feicheng City, Tai'an City, Shandong Province, 271600 Patentee after: Shandong Nongda Feiye Technology Co.,Ltd. Country or region after: China Address before: 271699 Feicheng high tech Development Zone, Tai'an, Shandong Patentee before: Shandong Nongda Feiye Technology Co.,Ltd. Country or region before: China |
|
CP03 | Change of name, title or address |