Erlotinib intermediates manufacturer
| Item | Index |
| Authentication | Positive reaction |
| Calcium content ,(Ca) %(weight on dry product) | 8.2-8.6 |
| Nitrogen content ,(N)%(weight on dry product) | 5.7-6.0 |
| specific optical rotation, ([a]D20)%(weight on dry product) | +25°- +27.5° |
| Heavy metal (count on Pb),% | ≤0.002 |
| Loss on drying,% | ≤5.0 |
Properties:
D-calcium pantothenate is a white powder, no smelly odor, tastes a little bitter, has hydroscopic property. Its aqueous solution shows neutrality or slightly alkaline, easy to dissolve in water, slightly solvable in ethanol, almost can not dissolve in chloroform or aether.
English Name: D-Calcium Pantothenate
Common Name: Dextro-calcium pantothenate
Other Name: Vitamin B5
CAS: 137-08-6
M.F.: C18H32CaN2O10
M.W.: 476.53
Uses: feed additive, food additive, pharmaceutical USP28/BP2003
Packing: 25kg/Carton, 25kg/drum
Storage: store in cool,shady and dry place.
Period of validity: 3 years, use it as quickly as possible after unseal
Type: Vitamins, Amino Acids and Coenzymes, Bulk stock D-Calcium Pantothenate/vitamin B5 powder cas 137-08-6
Grade Standard: Cosmetic Grade, Feed Grade, Food Grade, Medicine Grade, Tech Grade, Bulk stock D-Calcium Pantothenate/vitamin B5 powder cas 137-08-6
Purity: D-Calcium Pantothenate USP/BP:99% promptly delivery,with bulk stock
Supply Ability: 100 Ton/Tons per Month Bulk stock D-Calcium Pantothenate/vitamin B5 powder cas 137-08-6
Packaging Details:
Bulk stock D-Calcium Pantothenate/vitamin B5 powder cas 137-08-6
25kgs/bag/carton
Port: shanghai
Lead Time: D-Calcium Pantothenate/vitamin B5:promptly delivery
Specifications:
Bulk stock D-Calcium Pantothenate/vitamin B5 powder cas 137-08-6
1. manufacturer price, with bulk stock
2. promptly delivery
