Customization: | Available |
---|---|
CAS No.: | 11032-49-8 |
Formula: | C46h64o2 |
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Product Name
|
Vitamin B1 HCL
|
CAS No.
|
67-03-8
|
Items
|
BP2007
|
USP30
|
Results
|
Appearance
|
White or almost white,crystalline powder or colourless crystals
|
White or almost white,crystalline powder or colourless crystals
|
Almost white crystalline powder
|
Identification
|
Positive
|
Positive
|
Positive
|
Assay, %
|
98.5-101.0
|
98.0-102.0
|
99.8
|
PH
|
2.7-3.3
|
2.7-3.4
|
2.9
|
Absorbance of solution
|
-
|
≤0.025
|
0.012
|
Appearance of solution
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Clear and not more than Y7
|
-
|
Clear and not more than Y7
|
Sulphates, ppm
|
≤300
|
-
|
<300
|
Limit of nitrate
|
-
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No brown ring is produced
|
No brown ring is produced
|
Heavy metals, ppm
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≤20
|
-
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<20
|
Any impurity, %
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≤0.4
|
-
|
<0.4
|
Total impurity, %
|
≤1.0
|
-
|
<1.0
|
Water, %
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≤5.0
|
≤5.0
|
3.2
|
Sulphated ash/Residue on ignition, %
|
≤0.1
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≤0.2
|
0.03
|
Organic volatile impurities
|
-
|
Meets the requirements
|
Meets the requirements
|
Chromatographic purity, %
|
-
|
≤1.0
|
No detected
|
Najin Import and Export (Shandong) Co., Ltd. is a comprehensive, diversified, and comprehensive company with BDO, PEG, PPG, PTMEG, MDI, TDI, PVA, NMP, and polyether polyols, polyester polyols, and polymer polyols as its main industrial chains. We have a professional sales team that has won recognition and praise from the industry with exquisite technology, sound administrative management, and good teamwork. The product is sold to multiple domestic and foreign enterprises.
We always adhere to the principle of "quality first, customer first, and reputation first", and are committed to providing customers with the best products. We will also continue to build a professional chemical product supply chain with the highest quality service, best products, and maximum efforts.