PVP K70
CHEMICAL
FORMULA：(C6H9NO)n
CAS:9003-39-8 shelf life: 12 months
Standard: usp
26 Batch No. K702606P
|
TEST
ITEMS |
INDEX |
TEST VALUE |
|
Appearance |
Light
yellow to white crystalline flakes or powder |
conform |
|
Solution Clarity and Color (5%) |
Colorless
to light yellow transparent liquid |
conform |
|
Identification |
A,B,C |
conform |
|
K Value（1% solution in water） |
67.5～72.5 |
69.95 |
|
Nitrogen
content % |
11.5～12.8 |
12.04 |
|
Aldehyde
(measured as acetaldehyde,ppm) |
500MAX |
290 |
|
Heavy
Metal,ppm |
10MAX |
conform |
|
Peroxide,ppm |
400MAX |
300 |
|
Burning
residue % |
0.1MAX |
0.04 |
|
PH value (5% in water) |
3～9 |
6.1 |
|
N-vinylpyrrolidone (NVP) % |
0.10MAX |
0.06% |
|
Water (K. Fischer) % |
≤5.0 |
2.1% |
Storage:
stored in unopened original
containers and protected from light at max.25℃.
Packing: 25kg
net in fibre drum
Verifier:011 Analyst:023 Date:2026-06-04
