Good quality PVP K3...

Good quality PVP K30 K15 K17 K25 K90 / CAS:9003-39-8
Good quality PVP K30 K15 K17 K25 K90 / CAS:9003-39-8

Good quality PVP K30 K15 K17 K25 K90 / CAS:9003-39-8

Min.Order / FOB Price:Get Latest Price

1 Kilogram

FOB Price:USD 1.0000 -2.0000
  • Min.Order :1 Kilogram
  • Purity: 99%
  • Payment Terms : L/C,T/T

Keywords

Pvp k90 PVP K30 pvp

Quick Details

  • Appearance:White crystallized powder
  • Application:Pharmaceutical
  • PackAge:drum
  • ProductionCapacity:2000|Metric Ton|Day
  • Storage:Sealed, stored in a cool, ventilated place
  • Transportation:By air/sea

Superiority:

1.A strong technical force and advanced processing equipments. The quality of the products has been strictly inspected and all kinds of
index have reached or exceeded domestic and international standards.
2. Now we have established long-term stable relations of cooperation with the pharmaceutical enterprises of Europe.
3.Well-trained and professional technologist and sales with rich experience in the field for 5-10 years.
4.TAA exported this product to many countries and regions at best price in China.
5.Leading manufacturer and supplier of chemicals in China.
6.Professional suppliers from China.
7.Factory offer.

Looking to the future, we will adhere to the spirit of “professional, innovative, integrity, development”, and adhere to the management
philosophy of “customer-orientation and pursing development via integrity” and through which to provide customers with first-class
products and service. We sincerely welcome friends both at home and abroad to visit our company and hope to achieve win-win cooperation with you!

Details:

1.Basic information:

Product Name: Polyvinylpyrrolidone Powder PVP K90

CAS NO: 9003-39-8

Appearance: White powder

Purity: 98%-100%   PVP K30 K90 

Application: Stabilizer; Thickener; Tablet Filler

--Polyvinylpyrrolidone (abbr. PVP)  

CAS No. 9003-39-8

INCI Name  PVP

Molecular and Structural Formula (C6H9NO)n

Polyvinylpyrrolidone CAS 9003-39-8

Characteristics

--A white to yellowish white , hygroscopic powder;

--Freely soluble in water and a variety of organic solvents; 

2.Specification:


No

Tests

K15

K17

K25

K30

K90

1

Identification, A B C D E

Complies

2

Appearance of solution

Clear, ≤B6,BY6 or R6

3

PH(in 5% solution)

3-5

3-5

3-5

3-5

4-7

4

Viscosity, as K-value

13-17

14.5-19.5

22.5-27

27-32.4

81-97

5

Aldehyde, ppm

≤500

≤500

≤500

≤500

≤500

6

Peroxides (as H2O2), ppm

≤400

≤400

≤400

≤400

≤400

7

Formic acid,%

≤0.5

≤0.5

≤0.5

≤0.5

≤0.5

8

Hydrazine, ppm

≤1

≤1

≤1

≤1

≤1

9

Impurity A (VP),ppm

≤10

≤10

≤10

≤10

≤10

10

Impurity B (2-pyrrolidone ),%

≤3.0

≤3.0

≤3.0

≤3.0

≤3.0

11

Heavy metals, ppm

≤10

≤10

≤10

≤10

≤10

12

Water, %

≤5.0

≤5.0

≤5.0

≤5.0

≤5.0

13

Sulphated ash,%

≤0.1

≤0.1

≤0.1

≤0.1

≤0.1

14

Assay, as Nitrogen content,%

11.5-12.8

11.5-12.8

11.5-12.8

11.5-12.8

11.5-12.8

3.Application: 

1. Clarifying agent; pigment stabilizer; colloidal stabilizer. It is mainly used for clarification and quality stability of beer (the reference amount is 8-20g/100L, and it is filtered and removed after maintaining for 24 hours). It can also be used in combination with enzymes (protease) and protein adsorbents.
2. Clarifying agent; stabilizer; thickening agent; tableting filler; dispersing agent. Polymer PVP with a molecular weight of 360,000 is often used as a clarifying agent for beer, vinegar, and wine.
3. Widely used as thickener, emulsifier, lubricant and clarifying agent, also as a complex of sterilizing agent PVP-I


4.Delivery:

Within 3-7 days after payment confirmed


5.Storage:

Store in a cool and well-ventilated warehouse.

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