POLYVINYL PYRROLIDONE K90 For Synthesis

(average molecular weight 360000) Confirms to USP
PVP

COAs

Packings

500 g (00500)

Print friendly version

Article No.	5317D	Grade	For Synthesis
Purity		CAS No.	9003-39-8
Molecular Formula	(C₆H₉NO)n	Molecular Weight	~ 360000
H.S. Code	3905.9910	Shelf Life	60 Months

Physical Properties

Physical state at 20 °C	Solid	Colour	Creamy White
Melting point/ Freezing point [°C]	13.9	Boiling point [°C]	90.0 - 93.0
Relative density, liquid (water=1)	1.23 - 1.29

Specifications

Appearance	White to yellowish white hygroscopic powder or flakes	Identification as per USP	Complies
K-value	81.0 - 97.2	pH (5% solution)	4.0 - 7.0
Assay (ex N)	11.5 - 12.8%	Aldehydes	Max. 0.05%
Formic acid	Max. 0.5%	Hydrazine (N2H4)	Max. 0.0001%
Lead (Pb)	Max. 0.001%	Peroxide (as H2O2)	Max. 0.04%
Vinylpyrrolidone	NMT 0.001%	2-Pyrrolidone	NMT 3.0%
Residue on ignition	Max. 0.1%	Water (by KF)	Max. 5.0%

Revision Date: 02-Aug-2022

Download MSDS & COA on your Mobile through LOBACHEMIE APP

LOBA CHEMIE PVT. LTD.

Disclaimer: Loba Chemie Pvt. Ltd. makes every effort to ensure that the information displayed on this web site is accurate and complete, however it is not liable for any errors, inaccuracies or omissions. Majority of the information on lobachemie.com is liable to change without any intimation or notice.

Subscribe to e-newsletter

Unsubscribe

COA Center

MSDS/SDS Center