| 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
(Food and Drug Administration) |
Approved as a processing
resin for food packaging paper |
|
|
| Hazard Information |
| Flash
point |
Above 70c |
| Ignition
point |
440c (Layered)
520c (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 |
Atomic-absorption spectroscopy |
| Cd |
" |
0.01ppm |
" |
| T-Hg |
" |
0.01ppm |
" |
| Cu |
" |
0.05ppm |
" |
| Zn |
" |
0.05ppm |
" |
| Mn |
" |
0.05ppm |
" |
| Ni |
" |
0.05ppm |
" |
| T-Cr |
" |
0.5ppm |
Diphenylcarbazide absorptiometry |
| Test organization:Japan Food
Research Laboratories (April, 7,1994, No.OS57031168-001) |
|
| |
|
