Polyvinylpyrrolidone, M.W. ∼ 8.000 (K16-18)

供应商: Thermo Scientific

ACRO227465000EA 0 CNY
ACRO227460025 ACRO227465000
Polyvinylpyrrolidone, M.W. ∼ 8.000 (K16-18)
Polyvinylpyrrolidone
分子式: (C₆H₉NO)n
溶点: 130 °C (dec.)
闪点: >215 °C
存储条件: Ambient
MDL编号: MFCD01076626
CAS号: 9003-39-8

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产品技术规格

Appearance White to yellowish-white Powder or flakes
Infrared spectrum Conforms
Water ≤5.0 % (K.F.)
Sulfated ash ≤0.1 %
Additional info European colour test - B colour: B6
Additional info European colour test - BY colour: BY6
Additional info European colour test - R colour: R6
Additional info K-value (5% solids w/v aq. soln.): 16 to 18
HPLC ≤10 ppm (1-Vinylpyrrolidin-2-one)
Appearance of solution (5 % in water at 25°C) Free of haze
pH 3.0 to 5.0 (5 % in water)
Nitrogen (N) 11.5 to 12.8 %
Heavy metals (as Pb) ≤10 ppm
Aldehyde (C2H4O) ≤0.05 %
Hydrazine (N2H4) ≤1 ppm
Peroxides ≤400 ppm (Titanyl sulphate method)

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