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| Product name: Methylparaben CAS：99-76-3 MF： C8H8O3 MW： 152.15 EINECS:202-785-7 | |||||||||
99-76-3
bosschemical
99-76-3
Product Description
Product name: Methylparaben
CAS：99-76-3
MF： C8H8O3
MW： 152.15
EINECS:202-785-7
Specifications :
Chemical Name | Propyl P-Hydroxybenzoate | ||
Product Name | Propyl Paraben | ||
Production Date | 2022/10/16 | Expiry Date: | 2027/10/16 |
Batch No. | 20221016 | Edition | USP 41/ NF 35/BP 2018 |
Quantity | 3000kg | Analysis Date | 2022/10/17 |
Item | Specification | Test Results | |
Appearance | White Fine Powder | White Fine Powder | |
Assesment | HPLC | Conform | |
Assay % | 98-102 | 99.39 | |
Organic impurities % | p-Hydroxybenzoic acid Unspecified impurities Total impurities | NMT 0.5 NMT 0.5 NMT 1.0 | |
Melting Point ℃ | 96-99 | 97.8 | |
Residue % | ≤0.1 | 0.03 | |
Acid | Passed | Passed | |
Appearance of solution | Passed | Passed | |
Residual Solvents | 3000 ppm Methanol maximum | Passed | |
Heavy Metal (Pb) | ≤10ppm | <10ppm | |
Loss on drying % | ≤0.50 | 0.27 | |
