Sodium L-glutamate monohydrate Manufacturer, Supplier, Exporter

Safety information
Storage class	10 - 13 Other liquids and solids
WGK	WGK 1 slightly water endangering
Disposal	3 Relatively unreactive organic reagents should be collected in container A. If halogenated, they should be collected in container B. For solid residues use container C.

Transport information
Declaration (transport by sea) IMDG-Code	No Dangerous Good
Declaration (transport by air) IATA-DGR	No Dangerous Good

Sodium L-glutamate monohydrate

Specifications
Assay (perchloric acid titration, calculated on dried substance)	99.0 - 100.5 %
Identity - IR-spectrum	passes test
- Glutamate (Reaction A, NF)	passes test
- Glutamate (Reaction B, NF)	passes test
- Sodium (Reaction C, NF)	passes test
Appearance	white to almost white, crystalline powder or fine crystals
Appearance of solution (100 g/l, water)	passes test
Spec. rotation ( 20/D, 100 g/l, hydrochloric acid 2 mol/l, calc. on dried substance)	+24.8 to +25.3
pH (50 g/l CO₂-free water)	6.7 - 7.2
Chloride (Cl)	0.2 %
Heavy metals (as Pb)	0.002 %
Al (Aluminium)	0.0005 %
As (Arsenic)	0.0003 %
Mn (Manganese)	0.0015 %
Pb (Lead)	0.0002 %
Cu (Copper)	0.001 %
Zn (Zinc)	0.001 %
5-Oxopyrrolidine-2-carboxylic acid (Pyroglutamic acid)	0.2 %
Residual solvents (Ph. Eur./USP/ICH)	excluded by manufacturing process
Loss on drying (100 C, 5 h)	0.5 %

Toxicological data
LD 50 oral	LD50 rat 15800 mg/kg