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LC1780 L-Cystine extra pure FCC |
Order number | Packaging | Quantity | Price € |
AC28780 | Plastic bottle | 1 kg | Inquire |
AC28780 | Double PE Sack | 25 kg | Inquire |
Product information | |
Grade | FCC |
Hill Formula | C6H12N2O4S2 |
HS Code | 2930 90 13 |
EC number | 200-296-3 |
Molar mass | 240.29 g/mol |
CAS number | 56-89-3 |
Chemical and physical data | |
Ignition temperature | 400 °C |
Solubility | (20 °C) insoluble |
Melting point | 261 – 262 °C (decomposition) |
Molar mass | 240.29 g/mol |
Density | 1.677 g/cm3 (20 °C) |
Bulk density | 300 kg/m3 |
pH value | >1 (H2O, 20 °C) |
Safety information | |
RTECS | HA2690000 |
Storage class | 10 – 13 Other liquids and solids |
WGK | NWG not water endangering |
Specifications | |
Assay (ex N, calc. on dried substance) | 98.5 – 101.5 % |
Identity (IR-spectrum) | passes test |
Appearance | white to almost white, fine powder |
Appearance of solution (50 g/l, hydrochloric acid 1 mol/l) | clear and colorless. |
Spec. rotation (α 20/D, 20 g/l, hydrochloric acid 1 mol/l, calc. on dried substance) | -215 ° to -225 ° |
Pb (Lead) | ≤ 0.0005 % |
Ninhydrin – positive substances (TLC) | ≤ 0.2 % |
Sulfated ash (800 °C) | ≤ 0.1 % |
Loss on drying (105 °C; 3 h) | ≤ 0.2 % |
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