L-ARGININE 99% FOR BIOCHEMISTRY (FREE BASE)

(S)-2-Amino-5-guanidinopentanoic acid

Product CodeB-00299BRANDBio-Chem
GradeFor BiochemistryCAS No74-79-3
Molecular FormulaC6H14N4O2Molecular Weight174.20
H.S.Code2922.49900Shelf Life60 Months
Purity99%

Physical Properties

Physical state at 20 °CSolidColourWhite crystalline
pH Value10.5 - 12Melting point/ Freezing point [°C]222 °C
Solubility in water [% weight]87.1 g/l at 20 °C - completely soluble

Packaging

Bio-Fine

Specification

Appearance
White to almost white crystalline powder or crystals
Assay
Min 99.0%
Heavy metal (as Pb)
Max 0.001%
Ammonium (NH4)
Max 0.01%
Specific optical rotation (c=5; 5 M HCl)
+26.5 +/-0.5°

Safety Information and Hazard Symbols

Symbol: GHSO5 , GHS07
Signal Word: Warning
Hazardous Statement: H315-H319-H335
Precaution Statement: P261-P305 + P351 + P338

Scroll to Top