Merck 100291 L-Glutamic acid for Biochemistry 250 gr
Catalogue Number	100291
Synonyms	L-a-Aminoglutaric acid, Glu, L-alpha-Aminoglutaric acid, L-α-Aminoglutaric acid

 

Product Information
CAS number	56-86-0
EC number	200-293-7
Hill Formula	C₅H₉NO₄
Molar Mass	147.13 g/mol
HS Code	2922 42 00
Structure formula Image
Quality Level	MQ100

Applications
Application	L-Glutamic acid for biochemistry. CAS 56-86-0, pH 3.0 - 3.5 (8.6 g/l, H₂O, 25 °C).

Physicochemical Information
Density	1.54 g/cm3 (20 °C)
Melting Point	160 °C
pH value	3.0 - 3.5 (8.6 g/l, H₂O, 25 °C)
Vapor pressure	<0.1 hPa (20 °C)
Bulk density	460 kg/m3
Solubility	11.1 g/l

Toxicological Information
LD 50 oral	LD50 Rat > 30000 mg/kg

Safety Information according to GHS
RTECS	LZ9700000
Storage class	10 - 13 Other liquids and solids
WGK	WGK 1 slightly hazardous to water
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.

Storage and Shipping Information
Storage	Store at +5°C to +30°C.

Transport Information
Declaration (railroad and road) ADR, RID	Kein Gefahrgut
Declaration (transport by air) IATA-DGR	No Dangerous Good
Declaration (transport by sea) IMDG-Code	No Dangerous Good

Specifications
Assay (alkalimetric, calculated on dried substance)	99.0 - 100.5 %
Identity (IR-spectrum)	passes test
Appearance	white to almost white, crystalline powder or colorless crystals
Appearance of solution (100 g/l, hydrochloric acid 1 mol/l)	clear and colorless
Spec. rotation (α 20/D, 100 g/l, hydrochloric acid 1 mol/l, calc. on dried substance)	+30.5 to +32.5
Chloride (Cl)	≤ 200 ppm
Sulfate (SO₄)	≤ 200 ppm
Heavy metals (as Pb)	≤ 10 ppm
As (Arsenic)	≤ 5 ppm
Ca (Calcium)	≤ 10 ppm
Co (Cobalt)	≤ 5 ppm
Fe (Iron)	≤ 5 ppm
K (Potassium)	≤ 5 ppm
Mg (Magnesium)	≤ 5 ppm
Na (Sodium)	≤ 100 ppm
NH₄ (Ammonium)	≤ 200 ppm
Zn (Zinc)	≤ 5 ppm
Related substances (LC) (largest single impurity)	≤ 0.2 %
Related substances (LC) (Sum of all impurities)	≤ 0.6 %
Loss on drying (105 °C; 3 h)	≤ 0.1 %

Global Trade Identification Number
Catalogue Number	GTIN
1002910250	4022536004020
1002911000	4022536004037
1002919010	4022536692593