Product Name:
|
Salicylic Acid
|
Specification:
|
99%
|
Appearance:
|
White Powder
|
Grade.:
|
Cosmetic Grade
|
Product name
|
Salicylic acid
|
Specifications
|
99%
|
Appearence
|
white Powder
|
Shelf Time
|
2 year
|
Storage
|
Keep Dry and Keep away from Sunlight
|
||
Recommend Products
|
|||
Kojic acid
|
Astaxanthin
|
|
|
Ferulic acid
|
Azelaic acid
|
|
|
Fish collagen
|
Pearl powder
|
|
|
Alpha arbutin
|
Beta arbutin
|
|
|
Asiaticoside
|
Melatonine
|
Item
|
Specifications
|
Results
|
|
Characters
|
A white, crystalline powder or white or colorless, acicular crystals, slightly soluble in water, freely soluble in ethanol (96 per
cent), sparingly soluble. |
Complies
|
|
Identification A
|
Melting point158 °C to 161 °C
|
160.2°C
|
|
Identification B
|
The IR spectrum of sample complies with salicylic acid CRS
|
Complies
|
|
Appearance of solution
|
Solution is clear and colorless
|
Solution is clear and colorless
|
|
Particle size
|
100-120mesh
|
Complies
|
|
|
4-hydroxybenzoic acid
|
≤0.1%
|
0.03%
|
4-hydroxyisophthalic acid
|
≤0.05%
|
0.02%
|
|
|
|||
Other impurities
|
≤0.05%
|
0%
|
|
Total impurities
|
≤0.2%
|
0.06%
|
|
Chloride
|
NMT100ppm
|
<100ppm
|
|
Sulfate
|
NMT200ppm
|
<200ppm
|
|
Heavy metals
|
NMT20ppm
|
<20ppm
|
|
Loss on drying
|
NMT0.5%
|
0.26%
|
|
Sulphated ash
|
NMT0.1%
|
0.06%
|
|
Assay(dried substance)
|
ContainsC7H6O399.0%-100.5%
|
99.5%
|
|
Conclusion
|
The results conforms with EP 7.0 standards
|