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GOHSENOL Outlined
Handling Precautions

Information concerning dangers and the necessary precautions are explained below. This information has been prepared from published reports and data but is not necessarily guaranteed. Necessary precautions are based on the assumption of ordinary applications. In extraordinary applications, please take safety measures suitable for each case.

Chemical Classification of Gohsenol
Chemical name : polyvinyl alcohol (PVOH)
General name : POVAL
CAS No. : 9002-89-5 (fully saponified PVA) / 25213-24-5(partially saponified PVOH)
FDA. : Approved as a processing resin for food packaging paper


Hazard Information
Flash point : Above 70 degree C
Ignition point : 440 degree C (Layered)
520 degree C (Floated)
Combustibility : Non-dangerous substance, designated combustible substance (combustible solids) in the Fire Service Law (JPN)
Dust explosiveness : Lower limit of explosion = 35 g/m3


Analytical results of toxic Substances
Substance
Results
Detection Limit
Analytical Methods
Pb
Not detected
0.05ppm
Atmic-absorption spectroscopy
Cd
Not detected
0.01ppm
Atmic-absorption spectroscopy
T-Hg
Not detected
0.01ppm
Atmic-absorption spectroscopy
Cu
Not detected
0.05ppm
Atmic-absorption spectroscopy
Zn
Not detected
0.05ppm
Atmic-absorption spectroscopy
Mn
Not detected
0.05ppm
Atmic-absorption spectroscopy
Ni
Not detected
0.05ppm
Atmic-absorption spectroscopy
T-Cr
Not detected
0.5ppm
Diphenylcarbazide absorptiometry
Test organization : Japan Food Research Laboratories (April, 7,1994, No.OS57031168-001)