热封型茶叶滤纸
Heat sealable filter paper for teabags
Heat sealable filter paper for teabags
Paper and board-Determination of tensilestrength after immersion in water
Paper and board-Determination of bursting strength after immersion in water
Paper and board-Determination of tensile properties-Constant rate of elongation method(20 mm/min)
Paper and board determination of tearing resistance
Paper-Determination of bursting strength
Melamine plastic tableware
Infant feeding bottles and teats
Plastics laminated films and bags using for packaging of liquid food