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Sodium L-glutamate monohydrate



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Product Code : LC5418

Product Specification
LC5418 Sodium L-glutamate monohydrate
suitable for use as excipient exp FCC,NF,E 621

 

Order number Packaging Quantity Price €
AC32418 Plastic bottle 1 kg Inquire
AC32418 Plastic bottle 5 kg Inquire
AC32418 Double PE Sack 25 kg Inquire

 

Product information
Grade FCC,NF,E 621
Hill Formula C5H8NNaO4 * H2O
HS Code 2922 42 00
EC number 205-538-1
Molar mass 187.13 g/mol
CAS number 6106-04-3

 

Chemical and physical data
Solubility 600 g/l (20 Â°C)
Melting point >200 Â°C (sublimed)
Molar mass 187.13 g/mol
Bulk density 680 kg/m3
pH value 6.7 - 7.2 (50 g/l, H2O, 20 Â°C)
pH value >900 Â°C

 

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

 

Toxicological data
LD 50 oral LD50 rat 15800 mg/kg

 

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 (α 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 Â°C, 5 h) ≤ 0.5 %
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