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Lieferanten für
Polyvinylpyrrolidone
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Daten | CAS |
9003-39-8 | Formula |
(C6H9NO)n |
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29 Registerierte Lieferanten
Appearance | A white or almost white powder, odourless or slightly characteristic odour; tasteless; hygroscopic
| Solubility | Soluble in water, in ethanol in isopropanol and in chloroform, insoluble in acetone and ether
| Identification |
| A | IR
| B | An organge yellow precipitate is formed
| C | A pale blue precipitate is formed
| D | A deep red color is produced
| E | The substance dissolves
| Appearance of solution | Solution S is clear and not more intensely colored than reference solution B6, BY6 or R6
| Nitrogen content | 11.5-12.8%
| Residue on ignition | ≤ 0.1%
| Lead | ≤ 10ppm
| Aldehydes | ≤ 0.05%
| K-valueL | 27.0-32.0
| Hydrazine | ≤ 1ppm
| N-vinyl pyrrolidone | ≤ 0.001%
| 2-pyrrolidone | ≤ 3.0%
| Peroxides | ≤ 400ppm
| Formic acid | ≤ 0.5%
| PH(50mg/ml in water) | 3.0-5.0
| Water | ≤ 5.0%
| K-Value | 27.0-32.4
| TAMC | ≤ 1000cfu/g
| TYMC | ≤ 100cfu/g
| Staphylococcus aureus | Negative
| Salmonella | Negative
| Pseudomonas aeruginosa | Negative
| E.Coli | Negative |
Appearance: A white or almost white powder, odourless or slightly characteristic odour; tasteless; hygroscopic
Identification
A => IR
B => An organge yellow precipitate is formed
C => A pale blue precipitate is formed
D => A deep red color is produced
E => The substance dissolves
Appearance of solution: Solution S is clear and not more intensely colored than reference solution B6, BY6 or R6 | Nitrogen content: 11.5-12.8% | Residue on ignition: ≤ 0.1% | Lead : ≤ 10ppm | Aldehydes : ≤ 0.05% | K-valueL: 27.0-32.0 | Hydrazine: ≤ 1ppm | N-vinyl pyrrolidone: ≤ 0.001% | 2-pyrrolidone: ≤ 3.0% | Peroxides: ≤ 400ppm | Formic acid: ≤ 0.5% | PH(50mg/ml in water): 3.0-5.0 | Water: ≤ 5.0% | K-Value: 27.0-32.4 | TAMC: ≤ 1000cfu/g | TYMC: ≤ 100cfu/g | Staphylococcus aureus: Negative | Salmonella: Negative | Pseudomonas aeruginosa: Negative | E.Coli: Negative
Weitere Informationen finden Sie hier
Molecular Formula: C18H27N3O3X2 Molecular Weight: 333.43 WGKGermany: 1
Weitere Informationen finden Sie hier
QUALITY SPECIFICATION OF PHAR. GRADE (CP2005,USP26,EP4.0)
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| NAME | K15
| K-VALUE | 12.8~17.2
| Vinylpyrrolidone % | ≤ 0.2
| Water % | ≤ 5.0
| Residue on ignition % | ≤ 0.1
| pH | 3.0~7.0
| Nitrogen Conten % | 11.5~12.8
| Aldehydes % | ≤ 0.05
| Lead % | ≤ 0.001
| Hydrazine PPM | ≤ 1
| Peroxide PPM | ≤ 400
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| NAME | k30
| K-VALUE | 27.0~32.4
| Vinylpyrrolidone % | ≤ 0.2
| Water % | ≤ 5.0
| Residue on ignition % | ≤ 0.1
| pH | 3.0~7.0
| Nitrogen Conten % | 11.5~12.8
| Aldehydes % | ≤ 0.05
| Lead % | ≤ 0.001
| Hydrazine PPM | ≤ 1
| Peroxide PPM | ≤ 400
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| NAME | k90
| K-VALUE | 81.0~97.2
| Vinylpyrrolidone % | ≤ 0.2
| Water % | ≤ 5.0
| Residue on ignition % | ≤ 0.1
| pH | 3.0~7.0
| Nitrogen Conten % | 11.5~12.8
| Aldehydes % | ≤ 0.05
| Lead % | ≤ 0.001
| Hydrazine PPM | ≤ 1
| Peroxide PPM | ≤ 400 |
MF | C6H9NO
| EINECS No. | 618-363-4
| Appearance | White or yellowish-white powder or flake
| Solubility | Soluble in aqueous ethanol (96%) and methanol, slightly soluble in acetone
| Peroxide( PPM | 94
| Ash content( %) | 0.03
| Aldehyde( PPM) | 67
| Water content( %) | 2.9 |
Weitere Informationen finden Sie hier
Appearance : White or off-white powder K-value : 27-32.4 Water, % : ≤5.0 Nitrogen content, % : 11.5-12.8 Heavy metal (as Pb), ppm : <10 Ignition residue, % : <0.1 N-Vinylpyrrolidone (Impurity A), % : <0.1 Hydrazine, ppm : <1 Aldehyde, ppm : <500 PH (5% aq) : 3.0-7.0
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Privilegierte Lieferanten
Letztes Update 2024-05-17
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