China High Quality 4-Methylthio-2-Butanone Factories - Vitamin B5 | 137-08-6 – COLORKEM
China High Quality 4-Methylthio-2-Butanone Factories - Vitamin B5 | 137-08-6 – COLORKEM Detail:
Products Description
Vitamin B5, D-Calcium Pantothenate Food/feed Grade Formular C18H32CaN2O10 Standard USP30 Appearance white powder Purity 98%.
Specification
| ITEM | STANDARD |
| Appearance | White powder |
| Identification Infrared absorption 197K | Concordant with reference spectrum |
| Identification A solution (1 in 20) responds to the tests for calcium | Conform to USP30 |
| Specific optical rotation | +25.0°~+27.5° |
| Alkalinity | No pink color is produced within 5 seconds |
| Loss on drying | Not more than 5.0% |
| Heavy metals | Not more than 0.002% |
| Ordinary impurities | Not more than 1.0% |
| Organic volatile impurities | Meet the requirements |
| Nitrogen content | 5.7%~6.0% |
| Content of calcium | 8.2~8.6% |
| Assay | Conform to USP30 |
Product detail pictures:
Related Product Guide:
Persisting in High quality, Prompt Delivery, Aggressive Price, we have established long-term cooperation with clientele from both equally overseas and domestically and get new and old clients' higher comments for China High Quality 4-Methylthio-2-Butanone Factories - Vitamin B5 | 137-08-6 – COLORKEM , The product will supply to all over the world, such as: Karachi, Malaysia, Riyadh, Our items are widely recognized and trusted by users and can meet continuously developing economic and social needs. We welcome new and old customers from all walks of life to contact us for future business relationships and achieving mutual success!
By Atalanta from Mombasa - 2017.01.28 19:59
The supplier cooperation attitude is very good, encountered various problems, always willing to cooperate with us, to us as the real God.
By Steven from Jordan - 2018.10.09 19:07
