MERCK 101542.0100 Arginine For Biochemistry 100G

MERCK 101542.0100 Arginine For Biochemistry 100G

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Kategori
MERCK , Kimyasallar
Marka
MERCK
Stok Kodu
LK.MRCK.1015420100
Fiyat
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52,74 EUR + KDV
2.299,96 TL
Ürün Bilgisi
Ürün Bilgisi
Description
Catalogue Number 101542
Synonyms Arg
Product Information
CAS number 74-79-3
EC number 200-811-1
Hill Formula C₆H₁₄N₄O₂
Molar Mass 174.2 g/mol
HS Code 2925 29 00
Structure formula Image Structure formula Image
Quality Level MQ100
Applications
Application L-Arginine for biochemistry. CAS 74-79-3, pH 11.4 (100 g/l, H₂O, 20 °C).
Physicochemical Information
Density 1.1 g/cm3
Melting Point 223 - 224 °C (decomposition)
pH value 11.4 (100 g/l, H₂O, 20 °C)
Vapor pressure <0.1 hPa (25 °C)
Bulk density 640 kg/m3
Solubility 148.7 g/l
Toxicological Information
LD 50 oral LD50 Rat > 5110 mg/kg
Safety Information according to GHS
RTECS CF1934200
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.
Safety Information
Categories of danger irritant
Storage and Shipping Information
Storage Store at +5°C to +30°C.
Specifications
Assay (perchloric acid titration, calculated on dried substance) 99.0 - 101.0 %
Identity (IR-spectrum) passes test
Appearance white to almost white, crystalline powder or colorless crystals
Appearance of solution (50 g/l; water) clear and not more intense in color than reference solution BY₆
Spec. rotation (α 20/D, 80 g/l, hydrochloric acid 250 g/l, calc. on dried substance) +25.5 to +28.5
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) ≤ 50 ppm
Zn (Zinc) ≤ 5 ppm
Ninhydrin-positive substances (LC) (any ninhydrin-positive impurity) ≤ 0.2 %
Ninhydrin-positive substances (LC) (ammonium (570 nm)) ≤ 0.02 %
Ninhydrin-positive substances (LC) (total impurities) ≤ 0.5 %
Loss on drying (105 °C; 3 h) ≤ 0.30 %
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MERCK 101542.0100 Arginine For Biochemistry 100G LK.MRCK.1015420100
MERCK 101542.0100 Arginine For Biochemistry 100G

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