Name:shijiazhuang liangtai chemicals import and export co.,ltd
Type:Others
Tel:86-0311-67665081
Fax:86-0311-67665227
Email:sharlenestar@live.cn
Address:China(Mainland)
Products detail
Product Name: | Hydroquinone | |
CAS No: | 123-31-9 | |
Product Type: | Organic Chemicals and Derivatives -> Others | |
Product spec: | C6H6O2 | |
Packing: | 25kg bag or as your requirement | |
Post Time: | 2010-11-03 | |
Usage: | Can be used as intermediates of polymer, monomer inhibitor, dyes and auxiliary; as antioxidant in food and medicine industry; as anti coagulant for gas; developer for film, photos and X-ray film. | |
Description: | Product Grade: Photo-taking grade and technical grade. Use: Can be used as intermediates of polymer, monomer inhibitor, dyes and auxiliary; as antioxidant in food and medicine industry; as anti coagulant for gas; developer for film, photos and X-ray film. Packing: In PP woven bags with Kraft paper bag in the middle and two-ply inner PE bags. N.W.:25kg per bag. Quality standard 1, Photo-taking grade(GB10552-89) Index items Index(%) Appearance White needle crystal Hydroquinone(HOC6H4OH) content 99.0~101.0 Melting point 171°C~175°C Solubility Qualified Residue on ignition ≤ 0.05 Heavy Metal(based on Pb) ≤ 0.002 Iron(Fe) ≤ 0.002 2, Technical grade Index items Index(%) Appearance Grey or yellowish powdery crystal Hydroquinone(HOC6H4OH) content ≥99 Melting point ≥169.5¡æ Residue on ignition ≤0.3 |