PVP K30

CAS number: 9003-39-8

Molecular formula: C6H9NO)n

molecular weight: 111.143

Chemical structure:

Product namePVP K30
Shelf lifeThree years
Inspection  Standard USP34/NF29
ItemsSpecificationsResults
AppearanceWhite or yellowish-white hygroscopic powder or flakes.Complies
IdentificationAn orange-yellow precipitate is formed.Complies
A pale blue precipitate is formedComplies
A deep red colour is produced.Complies
Assay(Nitrogen) 11.5~12.8%12%
Residue on ignition≤ 0.1%0.04%
Lead≤ 10ppm<10ppm
Aldehydes ≤ 0.05%<0.05%
Peroxides(as H2O2)≤ 400ppm102ppm
Hydrazine≤ 1ppm<1ppm
Vinylpyrrolidinone≤ 0.001%0.0006%
PH (1 in 20)3.0 ~ 7.03.4
Water≤ 5.0%2.9%
K –Value27.0~32.429.8

Residual Solvents

(Isopropanol Alcohol)
≤ 0.5%0.2%
TAMC≤ 1000 cfu/g30cfu/g
TYMC≤ 100 cfu/g20cfu/g
Staphylococcus AureusNegative in 10gNegative
SalmonellaNegative in 10gNegative
Pseudomonas AeruginosaNegative in 10gNegative
E. ColiNegative in 10gNegative
ConclusionThe product complies with USP34/NF29 standard.