Used for testing external colour and size alteration of various textiles, knitting fabrics and hot-meltbonded linings after they are washed by organic solvent and al-kali solvent.

• 用于各种纺织品、针织品、无纺织物及热熔粘合衬布等经有机溶剂、碱性溶液洗涤后其外观颜色和尺寸变化的测定。