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Company News |
Our company is the exclusive agent for pharmaceutical grade Benzyl Alcohol, and our cooperative factory is the only enterprise in China that holds an active pharmaceutical ingredient certificate and achieves mass production. We strictly follow GMP standards and ensure the quality of pharmaceutical grade products, safeguarding your pharmaceutical production. Authoritative certification, compliance and reliability, providing stable and high-quality raw materials for the pharmaceutical industry.
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11.Sodium
disulfide
CAS No.: 1313-82-2
Element form: Na2S NH2O
Element amount: (as Na2S)78.06
Appearance: Red and brown
pieces
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standard name
|
standard |
|
kind A |
kind B |
| excellent |
first |
qualified |
|
| sodium sulfide
content %≥ |
60.0 |
60.0 |
60.0 |
52.0 |
| sulfite
content %≤ |
2.0 |
--- |
--- |
--- |
| sodium thiesulfate
content%≤ |
2.0 |
--- |
--- |
--- |
| iron content
%≤ |
0.04 |
0.15 |
0.20 |
0.15 |
| sodium carbonate
content%≤ |
3.0 |
5.0 |
--- |
4.0 |
| unhydrate
content%≤ |
0.20 |
0.40 |
0.80 |
0.60 |
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12.THIOUREA;
THIOCARBAMIDE
The product is widely
used in pharmaceutical industry, agricultural, chemicals,
metallurgical industry, petroleum and so on. it
is also main material for producing sulfur dioxide
carbamied(CH4N2S)
Molecular formula: CH4N2S
Structure form.
CAS No:.62-56-6
Molecular weight: 76.12
Executive standard:
ZBG17013-88 |
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