CHEMICAL NAME: Polyvinylpyrrolidone K90 (PVP K90)
CAS number: 9003-39-8
Molecular Formula: [C6H9NO]n
Molecular Structure:
Molecular Weight: [111]n
Properties: A white powder, it can dissolve in water and a variety of organic solvents. It has good hygroscopicity, film-forming capability, complexing ability and physiological compatibility.
QUALITY STANDARD: USP26
ITEMS |
INDEX |
USP26 |
TEST RESULTS |
Property |
White powder |
White powder |
K Value |
81-97 |
92.6 |
Monomer % |
<0.1 |
0.012 |
Moisture % |
<5.0 |
2.8 |
Residue on ignition % |
<0.1 |
0.06 |
PH value |
3-7 |
6.4 |
Nitrogen % |
11.5-12.8 |
11.92 |
Aldehyde (as acetaldehyde) % |
<0.05 |
<0.05 |
Heavy metal (as lead) ppm |
<10 |
<10 |
Hydrazine ppm |
<1.0 |
<1.0 |
Peroxide ppm |
<400 |
<400 |
APPLICATION: PVP K90 can be used as film-forming agent, thickener, lubricant and bonding agent in cosmetics industry;used as auxiliary for hair dye, shampoo, lipstick and toothpaste etc..
PACKAGE SPECIFICATION: In 25kg/drum, inner lined with PE bags
PAPER DRUM SIZE: 430mm*560mm
STORAGE: Stored in dry place at room temperature