Shanghai Upbio Tech Co.,Ltd（expird）
Free supplier Enterprise Certification
- Free
supplier - 12th
years
Free supplier Enterprise Certification
Business Type:Lab/Research institutions
Product Certification&
Enterprise Certification
Country: 
China (Mainland)
Business Type:Lab/Research institutions
CAS NO.58-27-5
99%(1-100)Kilogram
1,In No Less five years exporting experience.
2.Lower Price with higher quality
3,Free sample
4,We are sincerely responsible for the "product quality" and "After Service"
Onchem specialized in APIs, chemical intermediates, herbal extract ， pharmaceutical raw materials and health food supplement
Company Introduction:
Onchem (China) Co.,Ltd is a comprehensive manufacturer and an international distribution of chemicals throughout the world. Specialized in APIs, chemical intermediates, herbal extract and pharmaceutical raw materials.
Product Detailed
| Test items | Specifications | Results | |
| Apperance | White powder or similar-white crystalline powder | White crystalline powder | |
| Odor | Slight olid or slight pungent | slight pungent | |
| (C11H8O2•NaHSO3•3H2O)% | ≥96.0% | 97.0% | |
| Menadione % | ≥50.0% | 50.57% | |
| H2O % | ≤13.0% | 9.88% | |
| Water solubility w/v | ≥2.0% | Conform | |
| Heavy metals (ad Pb) | ≤20ppm | <20ppm | |
| As | ≤0.0005% | <0.0005% | |
| NaHSO3 | ≤10.0% | 3.38% | |
| Fluidity | Good | Conform | |
| Particle size | 100% pass through 40mesh | Conform | |
Package: 10G/pack,100g/pack,1kg/pack (aluminium foil bag)
Storage：2 year
Sample: we provide free sample.
Delivery:3days by EMS,FEDEX,DHL.
Factory Picture:
Welcome to our Onchem (China) Co.,Ltd, and welcome to inquiry me about all our products, we will provide the competitive price for u. We are sincerely responsible for the "product quality" and "After Service"