L-Cysteine ≥98 %

Empirical formula C3H7NO2S
Molar mass (M) 121.16 g / mol
Melting point (mp) 220-228 ° C
Solubility approx. 160 g / l (H2O, 20 ° C)
WGK 1
CAS No. [52-90-4]
EC no. 200-158-2

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Hazard statements
H315 Causes skin irritation.
H319 Causes serious eye irritation.
H335 May cause respiratory irritation.

Safety recommendations
Precautions - prevention
P280 Wear protective gloves / eye protection.

Precautions - response
P302 + P352 IF ON SKIN: Wash with plenty of soap and water.
P304 + P340 IF INHALED: Remove to fresh air and keep at rest in a position suitable
makes breathing easier.
P305 + P351 + P338 IF IN EYES: Rinse cautiously with water for a long period of time
amount of minutes; remove contact lenses, if possible; keep rinsing.