Ethyl 3,4-dihydroxybenzoate Suppliers, Ethyl 3,4-dihydroxybenzoate Manufacturers.
Items | Standards | |
Appearance | White or off-white crystal or powder | |
Assay (HPLC) | NLT 99.00% | |
Melting Point | 132.0 ~ 135.0ºC | |
Related Substances | 3,4-Dihydroxybenzoic acid | NMT 0.30% |
3,4-Dihydroxybenzoic acid methyl ester | NMT 0.30% | |
Residue on Ignition | NMT 0.30% | |
Loss on Drying | NMT 1.00% | |
Colority | NMT 150APHA | |
Turbidity | NMT 15NTU | |
Usage | Intermediate for synthesis of antineoplastic agent Erlotinib; Food additives | |
Package | 25KGs/fibre drum | |
Company： |
ShangHai Senyo International Trading Co.,Ltd. |
Contact： |
Vincent Dong |
Phone： |
+86-21-50327796 |
Mobile phone： |
13524918887 |
Fax： |
+86-21-50327797 |
E-mail： |
sales@senyo-trading.com |
Website：
|
http:// |
Address： |
Rm306, Yuzhou?Jinqiao International, No.333 Jingang Rd, Pudong New District Shanghai |
Zip Code： |
201206 |
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