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Merck 101566 L-Asparagine Monohydrate For Biochemistry 100 gr

Merck 101566 L-Asparagine Monohydrate For Biochemistry 100 gr

Merck 101566 L-Asparagine Monohydrate For Biochemistry 100 gr

Category

Kolorimetrik ve Titrimetrik Test Kitleri

Brand

MERCK

Stock Code

LB.M.101566.0100

5.737,99 TL + VAT

6.885,58 TL

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MERCK 101566 L-Asparagine monohydrate for biochemistry 100 Gr

Description
Catalogue Number	101566
Synonyms	Asparaginic acid semiamide, Asn

Product Information
CAS number	5794-13-8
EC number	200-735-9
Hill Formula	C₄H₈N₂O₃ * H₂O
Molar Mass	150.14 g/mol
HS Code	2924 19 00
Structure formula Image

Applications
Application	L-Asparagine monohydrate for biochemistry. CAS 5794-13-8, pH 4.0 - 5.5 (20 g/l, H₂O, 20 °C).

Physicochemical Information
Melting Point	215 - 217 °C decomposes
pH value	4.0 - 5.5 (20 g/l, H₂O, 20 °C)
Bulk density	530 kg/m3
Solubility	22 g/l

Safety Information according to GHS
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.

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

Specifications
Assay (perchloric acid titration, calculated on dried substance)	≥ 99.0 %
Identity (IR-spectrum)	passes test
Appearance	white to almost white crystalline powder or colorless crystals
Appearance of solution (20 g/l, CO₂-free water)	clear and colorless
Spec. rotation (α 20/D, 100 g/l, hydrochloric acid 3 mol/l, calc. on dried substance)	+33.7 to +36.0
Chloride (Cl)	≤ 0.02 %
Sulphate (SO₄)	≤ 0.02 %
Heavy metals (as Pb)	≤ 0.001 %
As (Arsenic)	≤ 0.0005 %
Ca (Calcium)	≤ 0.001 %
Co (Cobalt)	≤ 0.0005 %
Fe (Iron)	≤ 0.0005 %
K (Potassium)	≤ 0.0005 %
Mg (Magnesium)	≤ 0.0005 %
Na (Sodium)	≤ 0.005 %
NH4 (Ammonium)	≤ 0.01 %
Zn (Zinc)	≤ 0.0005 %
Aspartic acid	≤ 0.5 %
other foreign amino acids	≤ 0.3 %
Other ninhydrine positive substances	≤ 0.1 %
Loss on drying (130 °C, 3 h)	10.5 - 12.5 %

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Merck 101566 L-Asparagine Monohydrate For Biochemistry 100 gr

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