Back

L-Methionine (Ph. Eur., USP) pure, pharma grade

Assay (titr.): 99.0 - 101.0 %
Code
A1340
CAS
63-68-3
Molecular Formula
C5H11NO2S
Molar mass
149.21 g/mol

Recommended prices only. For prices and orders please contact your local distributor.
Box prices only valid with purchase of full box.

code packaging size price per unit box price per unit
Code & packaging Price per piece
A1340,0100
code
A1340,0100
packaging size
100 g
price per unit
single $50,55
box price per unit
A1340,1000
code
A1340,1000
packaging size
1 kg
price per unit
single $351,45
box price per unit
Solubility:
48 g/L (H2O)
Physical Description:
Solid
Product Code:
A1340
Product Name:
L-Methionine (Ph. Eur., USP) pure, pharma grade
Headline Comment:
• All amino acids from AppliChem are of non-animal origin!
Specifications:
Assay (titr.): 99.0 - 101.0 %
α25°C/D; 2 %, 6 M HCl: +22.4° - +24.7°
Appearance of solution: passes test
Identity: passes test
pH (1 %; H2O): 5.6 - 6.1
Sulfated ash: max. 0.1 %
Loss on drying (3 h; 105°C): max. 0.3 %
α20°C/D; 2 %, 250 g/L HCl (calc. on dried subst.): +22.5° - +24.0°
pH (2.5 %; H2O): 5.5 - 6.5
Ammonium: max. 0.02 %
Chloride: max. 0.02 %
Sulfate: max. 0.03 %
Fe: max. 0.001 %
Related substances (Ph. Eur.)
Each individual impurity: max. 0.1 %
Total impurities: max. 0.3 %
Related substances (USP)
Methionine sulfoxide: max. 0.1 %
N-Acetyl-D,L- methionine: max. 0.2 %
Any unspecified impurity: max. 0.1 %
Total unspecified impurities: max. 0.30 %
WGK:
1
Storage:
RT
EINECS:
200-562-9
CS:
29304010
Download TDS file for complete specifications