... blowing agent, Yellow powder, specific gravity of 1.65, nontoxic, stink-free, flammable, capable to generate AC blowing ... pressure. It is widely used for frothing EVA, PE, natural rubber and PVC + NBR ... favorable for increasing the extensibility of goods and obtaining more outstanding aperture structure.? Quality StandardIt ... 150.250.30Ash,%≤0.100.100.20Purity,%ADC≥97.095.0SafetyThis product itself is ...