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Merck 1072560100 苯丙氨酸,生物化学适用 (C₉H₁₁NO₂, Plastic bottle 100g)

  • 制造商:Merck
    Model: 1072560100
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  • Price (exclude VAT)3,349,950 VND
    Price (include VAT)3,684,945 VND
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CAS #: 63-91-2

EC number: 200-568-1

Hill Formula: C₉H₁₁NO₂

Molar Mass: 165.19 g/mol

Assay (perchloric acid titration, calculated on dried substance): 99.0 - 101.0 %

Identity (IR-spectrum): passes test

Identity (specific rotation): passes test

Appearance: white to almost white, crystalline powder

Appearance of solution (50 g/l, hydrochloric acid 1 mol/l): clear and colorless

Spec. rotation (α 20/D, 20 g/l, water, calc. on dried substance): -33,0 to -35,5

Chloride (Cl): ≤ 200 ppm

Sulfate (SO₄): ≤ 300 ppm

Al (Aluminium): ≤ 5 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): ≤ 0.3 %

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