PVP K30
CHEMICAL
FORMULA：(C6H9NO)n
CAS:9003-39-8 shelf life: 24 months
Standard:
pharm grade (USP26) Batch No. K30260802P
|
TEST
ITEMS |
INDEX |
TEST VALUE |
|
Appearance |
White to
milky white hygroscopic powder |
conform |
|
K Value（1% solution in water） |
27～32.4 |
30.51 |
|
PH value (5% in
water) |
3～5 |
3.64 |
|
Color( 5% in
solution) |
Lighter than standard B6, BY6 and R6 |
conform |
|
NVP (impurity A)
ppm |
＜10 |
2 |
|
Aldehyde ppm |
≤500 |
232 |
|
Nitrogen content % |
11.5～12.8 |
11.92 |
|
Ignition
residue % |
≤0.07 |
0.03 |
|
Heavy metals ppm |
≤10 |
＜10 |
|
Peroxides(H2O2)
ppm |
≤400 |
200 |
|
2-P (impurity B) % |
≤3.0 |
1.5 |
|
Formic acid % |
≤0.5 |
0.34 |
|
Hydrazine ppm |
≤1 |
＜1 |
|
Water (K.
Fischer) |
≤5.0% |
3.35% |
Storage:
stored in unopened original
containers and protected from light at max.25℃.
Packing: 25kg
net in fibre drum
Verifier:011 Analyst:023 Date:2026-08-02
