L-Cysteine, 99+%, ACROS Organics™
|Appearance of Solution||(2.5% aq. soln.) clear, colorless|
|Chlorine (Cl)||400ppm max.|
|Assay Percent Range||98+%|
|Heavy Metals (as Pb)||10ppm max.|
|Loss on Drying||0.5% max. (105°C, 3 hrs)|
|Specific Rotation||+8° to +9.5° (20°C, 589nm) (c=5, 2N HCl)|
|Physical Form||Crystals or Crystalline Powder|
|Percent Purity||≥99.0% (on dried substance)|
|Sulfated Ash||0.1% max.|
|Specific Rotation Condition||+8.75 (20.00°C c=12,2N HCl)|
|pH||4.5 to 6 (2.5% aq. soln.)|
|Chemical Name or Material||L-Cysteine|
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GHS H Statement:
Harmful if swallowed.
Causes serious eye irritation.
Causes skin irritation.
May cause respiratory irritation.
GHS P Statement:
Avoid breathing dust/fume/gas/mist/vapors/spray.
IF SWALLOWED: Call a POISON CENTER or doctor/physician if you feel unwell.
IF ON SKIN: Wash with plenty of soap and water.
Wear protective gloves/protective clothing/eye protection/face protection.
IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.
WARNING: The information provided on this web site was developed in compliance with European Union (EU) regulations and is correct to the best of our knowledge, information and belief at the date of its publication. The information given is designed only as a guide for safe handling and use. It is not to be considered as either a warranty or quality specification.