DE189088C - - Google Patents
Info
- Publication number
- DE189088C DE189088C DENDAT189088D DE189088DA DE189088C DE 189088 C DE189088 C DE 189088C DE NDAT189088 D DENDAT189088 D DE NDAT189088D DE 189088D A DE189088D A DE 189088DA DE 189088 C DE189088 C DE 189088C
- Authority
- DE
- Germany
- Prior art keywords
- water
- crystallization
- hydrosulfite
- salt
- concentration
- 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
- HEMHJVSKTPXQMS-UHFFFAOYSA-M sodium hydroxide Inorganic materials [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 claims description 33
- 235000011121 sodium hydroxide Nutrition 0.000 claims description 13
- GRWZHXKQBITJKP-UHFFFAOYSA-L dithionite(2-) Chemical class [O-]S(=O)S([O-])=O GRWZHXKQBITJKP-UHFFFAOYSA-L 0.000 claims description 9
- 238000002425 crystallisation Methods 0.000 claims description 7
- 230000005712 crystallization Effects 0.000 claims description 7
- 239000003513 alkali Substances 0.000 claims description 6
- 239000003518 caustics Substances 0.000 claims description 3
- 238000000034 method Methods 0.000 claims description 2
- 239000007787 solid Substances 0.000 claims description 2
- 230000004048 modification Effects 0.000 claims 1
- 238000006011 modification reaction Methods 0.000 claims 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 14
- 239000000243 solution Substances 0.000 description 12
- 235000002639 sodium chloride Nutrition 0.000 description 10
- 239000011780 sodium chloride Substances 0.000 description 10
- 150000003839 salts Chemical class 0.000 description 9
- JVBXVOWTABLYPX-UHFFFAOYSA-L Sodium dithionite Chemical compound [Na+].[Na+].[O-]S(=O)S([O-])=O JVBXVOWTABLYPX-UHFFFAOYSA-L 0.000 description 7
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 3
- 239000000203 mixture Substances 0.000 description 2
- 239000002244 precipitate Substances 0.000 description 2
- 239000000047 product Substances 0.000 description 2
- 239000011734 sodium Substances 0.000 description 2
- 230000036881 Clu Effects 0.000 description 1
- 239000007864 aqueous solution Substances 0.000 description 1
- 235000006533 astragalus Nutrition 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000001311 chemical methods and process Methods 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 230000000875 corresponding Effects 0.000 description 1
- 238000006297 dehydration reaction Methods 0.000 description 1
- 238000005755 formation reaction Methods 0.000 description 1
- 230000036571 hydration Effects 0.000 description 1
- 238000006703 hydration reaction Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 239000012452 mother liquor Substances 0.000 description 1
- 230000035484 reaction time Effects 0.000 description 1
- 238000005185 salting out Methods 0.000 description 1
- 239000012047 saturated solution Substances 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- FAPWRFPIFSIZLT-UHFFFAOYSA-M sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B17/00—Sulfur; Compounds thereof
- C01B17/64—Thiosulfates; Dithionites; Polythionates
- C01B17/66—Dithionites or hydrosulfites (S2O42-)
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE189088C true DE189088C (xx) |
Family
ID=452665
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DENDAT189088D Active DE189088C (xx) |
Country Status (1)
| Country | Link |
|---|---|
| DE (1) | DE189088C (xx) |
-
0
- DE DENDAT189088D patent/DE189088C/de active Active
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