In order to safeguard the interests of consumers, to introduce some way to distinguish true or false non-woven bag:
1. Water test method: non-woven bag in water, and press into the water, nontoxicsmall proportion non-reusable bags can be surfaced, toxic non-woven bag large,sunk.
2. Fire detection: nontoxic polyethylene non-woven bag of flammable, flame is blue, yellow at the top, and burn like the candle tears dripping, paraffin smell, smokeless; not flammable toxic PVC non-woven bag, away from the fire that was put out,flames are yellow and green at the bottom, can soften drawing, pungent smell ofhydrochloric acid.
3. The method of jitter testing: catch non-woven bag end by hand shake, tinkling sound of nontoxic; sound stuffy and touching are toxic.
4. Sensory detection: non toxic non-bag is milky white, translucent, colorless or transparent, flexible and feels lubrication, surface seems to be wax cloudy or yellow color of non-toxic environmental protection bags, feel sticky.
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