All Photos(3)

363170

Sigma-Aldrich

Poly(vinyl alcohol)

Mw 13,000-23,000, 87-89% hydrolyzed

Linear Formula:
[-CH2CHOH-]n
CAS Number:
MDL number:
NACRES:
NA.23

Quality Level

form

crystalline powder
crystals or granules
powder

mol wt

Mw 13,000-23,000

falling ball

3.5-4.5 cP, 4 % in H2O(20 °C)(lit.)

InChI

1S/C2H4O/c1-2-3/h2-3H,1H2

InChI key

IMROMDMJAWUWLK-UHFFFAOYSA-N

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Application

PVA is used as a biological reagent to test the dispersion of zinc oxide nanoparticles. PVA has been evaluated as an effective protein resistant material.2 It may be used to stabilize gold colloids of diameter 3-8nm.

Packaging

25, 500 g in poly bottle
1 kg in poly bottle

Storage Class Code

13 - Non Combustible Solids

WGK

WGK 1

Flash Point(F)

No data available

Flash Point(C)

No data available

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

Certificate of Analysis

Certificate of Origin

Gold colloidal nanoparticles sized to be suitable precursors for heterogeneous catalysts
Porta F and Prati L
Metal Nanoclusters in Catalysis and Materials Science: The Issue of Size Control, 355-355 (2008)
Zinc oxide nanoparticles as selective killers of proliferating cells.
Taccola L, et al.
International journal of nanomedicine, 6, 1129-1140 (2010)
E Fortunati et al.
Carbohydrate polymers, 97(2), 837-848 (2013-08-06)
Cellulose nanocrystals (CNC) extracted from three different sources, namely flax, phormium, and commercial microcrystalline cellulose (MCC) have been used in a polyvinyl alcohol (PVA) matrix to produce anti-bacterial films using two different amounts of silver nanoparticles (0.1 wt% and 0.5
Nadège Grabowski et al.
International journal of pharmaceutics, 454(2), 686-694 (2013-06-12)
In vitro cytotoxicity and inflammatory response following exposure to nanoparticles (NPs) made of poly(lactide-co-glycolide) (PLGA) have been investigated on A549 human lung epithelial cells. Three different PLGA NPs (230 nm) were obtained using different stabilizers (polyvinyl alcohol, chitosan, or Pluronic(®)
E Fortunati et al.
Carbohydrate polymers, 97(2), 825-836 (2013-08-06)
PVA bio-nanocomposites reinforced with cellulose nanocrystals (CNC) extracted from commercial microcrystalline cellulose (MCC) and from two types of natural fibres, Phormium tenax and Flax of the Belinka variety, were produced by solvent casting in water. Morphological, thermal, mechanical and transparency

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