L-Leucine CAS 61-90-5

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CAS: 61-90-5

MF: C₆H₁₃NO₂

MW: 131.18

Product Categories	Amino Acids, Biochemicals, Reagents for Cell Culture, Reagents for Western Blotting
CAS RN	61-90-5
Alternative CAS RN	-
EC Number	200-522-0
MDL Number	MFCD00002617
Storage Temperature	+20°C
Shipping Temperature	Ambient
Harmonised Tariff Code	2922498590

Physical Description	White to almost white crystals or crystalline powder
Identification (IR)	To conform to standard
pH (1% in water)	5.5 - 7.0
Specific Optical Rotation ([α]20/D)	+14.9 - +17.3 ° (c=4, 6N HCl)
Residue on Ignition	≤ 0.1%
Loss on Drying	≤ 0.2% (105°C, 3h)
Any Individual Impurity (TLC)	≤ 0.5%
Total Impurities (TLC)	≤ 2.0%
Chloride (Cl)	≤ 0.05%
Sulphate (SO4)	≤ 0.03%
Iron (Fe)	≤ 30ppm
Heavy Metals	≤ 15ppm
Lead (Pb)	≤ 3ppm
Arsenic (As)	≤ 1ppm
Cadmium (Cd)	≤ 1ppm
Mercury (Hg)	≤ 0.1ppm
Assay (Titration)	98.5 - 101.5 % (dried basis)
Pharmacopoeia Specification(s)	USP
Specification Version	1.2