5-Sulfoisophthalic acid monosodium salt
Contact Info
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- Contact: Mr.Wang
- Tel:+86-546-3637919 +86-18954638366
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Other Products
Usage:It can be used in the production of Dacron polyester; used as intermediate and modifier for pharmaceutical, pesticide and polyester.
Physicochemical properties:This product is white crystal powder. It is soluble in water.
Molecular formula:C8H5O7SNa Molecular weight:268.24 Melting point:300℃
Structural formula:
Quality index
Item |
Standard requirement |
||
Premium grade |
First grade product |
Qualified proudct |
|
20% water solution |
No suspended matter, no sediment clear liquid |
— |
— |
Chromaticity,(20% water solution,platinum—cobalt )number ≦ |
20 |
20 |
20 |
40%EGChromaticity,(platinum—cobalt )number ≦ |
50 |
60 |
100 |
Absorbance ≦ |
0.40 |
— |
— |
Acid value,mgKOH/g |
415~421 |
415~421 |
415~421 |
Content,% ≧ |
99.0 |
99.0 |
99.0 |
Sulfate(Counted by SO4)Content,mg/kg ≦ |
500 |
500 |
500 |
Ferrum(Fe)Content,mg/kg ≦ |
5 |
8 |
10 |
Chloride(Counted by C1)Content,mg/kg ≦ |
10 |
15 |
20 |
Moisture,% ≦ |
0.50 |
0.50 |
1.0 |
PH value |
1.8~2.2 |
— |
— |
S & T:It should be stored in dry and ventilated place, and avoid moisture, sunlight and fire; Avoid to place together with other chemical products.
Packing:It is packed with polypropylene woven bag or paper bag. The net weight is 500kg, 25kg or according to customers’ demands.
CAS NO:6362-79-4
EC NO:228-845-2
Molecular Formula:C8H3O7S
Molecular Weight:243.1719
Synonyms:;3,5-dicarboxybenzenesulfonic acid sodium salt;5-Sulfoisophtalic Acid Monosodium Salt;sodium 3,5-dicarboxybenzenesulfonate;5-sulfonatobenzene-1,3-dicarboxylate;5-SSIPA;5-Sodiumsulfa Bis-Isophthalate;
Molecular Structure:
| Industry Category | Chemicals/Carboxylic Acids/Mandelic Acid |
|---|---|
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