L-Cystine
Ultra pure grade, 99.5%
science Other reagents with same CAS 56-89-3
blur_circular Chemical Specifications
description Product Description
L-Cystine is widely used in the food and beverage industry as a nutritional supplement to enhance the protein content in various products. It is often added to fortified foods, dietary supplements, and health drinks to support muscle repair, immune function, and overall wellness. In the cosmetics industry, L-Cystine is incorporated into hair and skin care products for its ability to strengthen hair, reduce breakage, and promote healthy skin by supporting keratin production. Additionally, it is utilized in pharmaceuticals as a component in medications aimed at treating conditions related to cysteine deficiency or to support recovery in patients with certain metabolic disorders. Its antioxidant properties also make it valuable in formulations designed to combat oxidative stress and aging.
format_list_bulleted Product Specification
| Test Parameter | Specification |
|---|---|
| Al | 0-5 |
| As | 0-0.1 |
| Assay | 99.5-100 |
| Ba | 0-5 |
| Bi | 0-5 |
| Ca | 0-10 |
| Cd | 0-5 |
| Co | 0-5 |
| Cr | 0-5 |
| Cu | 0-5 |
| Fe | 0-10 |
| K | 0-50 |
| Li | 0-5 |
| Loss on Drying | 0-0.2 |
| Mg | 0-5 |
| Mn | 0-5 |
| Mo | 0-5 |
| Na | 0-50 |
| Ni | 0-5 |
| Pb | 0-5 |
| Specific Rotation [α]20/D (C=1, 1M HCl) | -224 to -214 |
| Sr | 0-5 |
| X Ray Diffraction Conforms To Structure | |
| Zn | 0-5 |
| Appearance | White crystal or powder |
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