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Merck 1069069010 L-鸟氨酸盐酸盐,生物化学适用 (C₅H₁₂N₂O₂ * ClH, 塑料瓶 10kg)

  • 制造商:Merck
    Model: 1069069010
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  • Price (exclude VAT)97,390,050 VND
    Price (include VAT)107,129,055 VND
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CAS #: 3184-13-2

EC number: 221-678-6

Hill Formula: C₅H₁₂N₂O₂ * ClH

Molar Mass: 168.62 g/mol

Assay (perchloric acid titration, calculated on dried substance): 99.0 - 102.0 %

Identity (IR-spectrum): passes test

Appearance: white, crystalline powder or colorless crystals

Appearance of solution (25 g/l; CO₂-free water): clear and not more intense in color than reference solution B9

Spec. rotation (α 20/D, 40 g/l, hydrochloric acid 6 mol/l, calc. on dried substance): +23,0 to +25,0

Sulfate (SO₄): ≤ 200 ppm

Heavy metals (as Pb): ≤ 10 ppm

As (Arsenic): ≤ 5 ppm

Ca (Calcium): ≤ 100 ppm

Co (Cobalt): ≤ 5 ppm

Fe (Iron): ≤ 5 ppm

K (Potassium): ≤ 20 ppm

Mg (Magnesium): ≤ 10 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): ≤ 0.5 %

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