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8.43871

Polyvinyl alcohol, partially hydrolyzed

(Mw approx.200000) for synthesis

Synonym(s):

Polyvinyl alcohol, partially hydrolyzed, PVA, PVOH

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About This Item

Linear Formula:
(C4H6O2 · C2H4O)n
CAS Number:
MDL number:
NACRES:
NA.22
UNSPSC Code:
13111042
Form:
solid


Quality Level

form

solid

autoignition temp.

>230 °C

mp

>200 °C

density

1.3 g/cm3 at 20 °C

bulk density

400‑600 kg/m3

storage temp.

2-30°C

Analysis Note

Degree of hydrolysis (calculated on dried substance): ≥ 85.0 %
dyn.Viscosity, 20°C (4 %; water): 34.0 - 46.0 mPa∙s
Loss on drying (110 °C 2h): ≤ 5.0 %
Ash: ≤ 1.0 %
Ester value: 130 - 150

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Show Differences

1 of 1

This Item
8.438688.438698.14894
Quality Level

200

Quality Level

200

Quality Level

200

Quality Level

200

mp

>200 °C

mp

>200 °C

mp

>200 °C

mp

160-240 °C

storage temp.

2-30°C

storage temp.

2-30°C

storage temp.

2-30°C

storage temp.

2-30°C

form

solid

form

solid

form

solid

form

solid

density

1.3 g/cm3 at 20 °C

density

1.3 g/cm3 at 20 °C

density

1.3 g/cm3 at 20 °C

density

-

bulk density

400‑600 kg/m3

bulk density

400‑600 kg/m3

bulk density

400‑600 kg/m3

bulk density

400‑670 kg/m3


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Storage Class

11 - Combustible Solids

wgk

WGK 1


Regulatory Listings

Regulatory Listings are mainly provided for chemical products. Only limited information can be provided here for non-chemical products. No entry means none of the components are listed. It is the user’s obligation to ensure the safe and legal use of the product.

67-56-1

CAS No.


Certificates of Analysis (COA)

Search for Certificates of Analysis (COA) by entering the products Lot/Batch Number. Lot and Batch Numbers can be found on a product’s label following the words ‘Lot’ or ‘Batch’.

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Global Trade Item Number

SKUGTIN
843871100004027269128548
843871010004027269128531

Questions

  1. What is the shelf life of this product

    1 answer
    1. According to our records, Product 843871 has a expiration window of six years from the date of examination.

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