China High Quality Pyrithione Zinc Factory - Vitamin B5 | 137-08-6 – COLORKEM
China High Quality Pyrithione Zinc Factory - 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:
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We often persist with the theory Quality To start with, Prestige Supreme. We are fully committed to delivering our clientele with competitively priced good quality items, prompt delivery and experienced support for China High Quality Pyrithione Zinc Factory - Vitamin B5 | 137-08-6 – COLORKEM , The product will supply to all over the world, such as: Costa rica, Portugal, Bulgaria, By integrating manufacturing with foreign trade sectors, we can present total customer solutions by guaranteeing the delivery of right merchandise to the right place at the right time, which is supported by our abundant experiences, powerful production capability, consistent quality, diversified products and the control of the industry trend as well as our maturity before and after sales services. We'd like to share our ideas with you and welcome your comments and questions.
By Grace from Madras - 2018.05.15 10:52
Timely delivery, strict implementation of the contract provisions of the goods, encountered special circumstances, but also actively cooperate, a trustworthy company!
By lucia from Sevilla - 2018.09.21 11:01
