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Merck 105700 0100 Lysine Monohydrochloride For Biochemistry 100 GR.
Merck 105700 0100 Lysine Monohydrochloride For Biochemistry 100 GR.

Merck 105700 0100 Lysine Monohydrochloride For Biochemistry 100 GR.

Ürün Kodu:1057000100
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Ürün Açıklaması
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Description
Catalogue Number105700
SynonymsLys
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Product Information
CAS number657-27-2
EC number211-519-9
Hill FormulaC₆H₁₅ClN₂O₂
Molar Mass182.65 g/mol
HS Code2922 41 00
Structure formula ImageStructure formula Image
Quality LevelMQ100
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Applications
ApplicationL-Lysine monohydrochloride for biochemistry. CAS 657-27-2, pH 5.5 - 6.0 (100 g/l, H₂O, 20 °C).
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Physicochemical Information
Density1.28 g/cm3 (20 °C)
Melting Point262 °C
pH value5.0 - 6 (91.3 g/l, H₂O, 25 °C)
Vapor pressure<0.1 hPa (20 °C)
Bulk density360 kg/m3
Solubility420 g/l
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Toxicological Information
LD 50 oralLD50 Rat 10000 mg/kg
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Safety Information according to GHS
RTECSOL5650000
Storage class10 - 13 Other liquids and solids
WGKWGK 1 slightly hazardous to water
Disposal3\nRelatively unreactive organic reagents should be collected in container A. If halogenated, they should be collected in container B. For solid residues use container C.
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Storage and Shipping Information
StorageStore at +5°C to +30°C.
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Transport Information
Declaration (railroad and road) ADR, RIDKein Gefahrgut
Declaration (transport by air) IATA-DGRNo Dangerous Good
Declaration (transport by sea) IMDG-CodeNo Dangerous Good
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Specifications
Assay (perchloric acid titration, calculated on dried substance)99.0 - 101.0 %
Identity (IR-spectrum)passes test
Identity (Chloride)passes test
Appearancewhite to almost white, fine powder
Appearance of solution (100 g/l, CO₂-free water)clear and not more intense in color than reference solution B₇ or GY₇
Spec. rotation (α 20/D, 80 g/l, hydrochloric acid 250 g/l, calc. on dried substance)+21.0 to +22.5
Sulfate (SO₄)≤ 300 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)≤ 50 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)≤ 1.0 %
Loss on Drying (105 °C)≤ 0.4 %

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