China Guaifenesin API Supplier,China Guaifenesin Manufacturer
CAS:93-14-1
Formula:C10H14O4
Description:White to slightly grey crystalline powder.
Identification:To pass IR and UV test
Solubility:Soluble in water, alcohol, chloroform and propylene glycol. Sparingly soluble in glycerin.
Melting Range :78 - 82 ºC
Loss on Drying:NMT 0.5% at 60ºC under vacuum
Heavy Metals:NMT 0.0025%
beta-Isomer:NMT 1.5%
Guaiacol:NMT 0.03%
Individual Impurities:NMT 0.5%
Total Impurities:NMT 1.0%
Ethyl Alcohol:NMT 300ppm
Assay:98.0% - 102% by HPLC on dry basis
COA
Items
Specifications
Appearance
White crystalline powder
Identification
Conform to RS spectrum
Melting range
79.0-80.0centigrade
Loss on Drying (%)
0.03%
Heavy metals
<0.0025%
Residual solvent
0.03%
Assay
99.2%
Our Services 1. Exporting chemical products from China over 5 years of experience. 2. Arrange the orders and shipping with requests in time, According to the different countries export policy provide complete customs clearance documents.. 3. Variety of high quality chemical products with competitive price. FAQ 1. What's your payment terms? T/T or L/C. 2. What's your delivery time? Usually we will arrange the shipment in 7 -15 days,due to different products you choose. 3. How about the packing? Usually we provide the packing as 25 kg / bag or carton,and also as your request bag. 4. How about the validity of the products? According to the products you ordered. 5. What documents you provide? Usually, we provide Commerical Invoice, Packing List, Bill of loading, COA , Health certificate and Origin certificate. If your markets have any special requirements, let us know. 6. What is loading port? Usually is Shanghai,Qingdao or Tianjin.
