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Verzending 24–48 u • Levering in de hele EU • Veilige chemieverpakking
Polyvinylpyrrolidone K 30, 2.5 kg
SKU 4607.4
€ 476,21
In stock
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Polyvinylpyrrolidone K 30, 2.5 kg
Product Details
HS code: 39059990
Brand: Carl Roth
Polyvinylpyrrolidone K 30, extra pure, Molar mass (M) ~40000 g/mol, Density (D) 1.2 g/cm³, CAS No. [9003-39-8], Empirical formula (C6H9NO)n
| Appearance | white to off-white powder |
| K-value | 27.0-32.4< /td> |
| Nitrogen content (N) | 11.5-12.8 % |
| Clearness (5 % in H2O) | clear |
| Water (KF) | ?5.0 % |
| Sulphated ash | ?0.1% |
| pH value (5% in H 2O) | 3.0-5.0 |
| Vinylpyrrolidone (HPLC) | ? 0.001% |
| Heavy metals | ?0.001% |
| Aldehyde | ?0.05% |
| Hydrazine | ?0.0001% |
| Peroxides (as H 2O2) | ?0.04 % |
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