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This conventional polyol have get out from sample bottle more than one week, it is color still clear not become yellow, and the smell very little. If u often use it u will know it is a good one.this one is without bht.you will get very white foam for very long shelf time and no smell.
TEST SPECIFICATION RESULT
PH 5.0-7.5 6.3
HYDROXYL VALUE，mgKOH/g 48±2 47.2
WATER CONTENT, ％ ≤ 0.08 0.01
ACID VALUE, mgKOH/g ≤ 0.08 0.04
VISCOSITY, (AT 25℃) mPa·S 500-750 638
Appearance ≤ 100 9
