DIN 53 778-2 Washability and Scrub Resistance Tester Model 494 MC-Basic DIN 耐洗性和耐磨性,DIN 53 778- 2,最多可达 3 个平行试验 Pig Bristle Brush DIN For testing acc. to DIN 53 778-2 Washability and Scrub Resistance Tester Model 494 MC 耐洗性和耐磨性,DIN EN ISO 11998 / DIN / ASTM,最多可达 3 个平行试验