国产a国产片色老头_日韩亚洲欧美中文字幕二区_亚洲精品污污污在线观看女同_免费中文少妇亚洲_亚洲女同成av人片在线观_蜜柚影院互動交流_日本少妇扒开下面自慰_毛片午夜美女精品_中文字幕av无码免费看_婷婷超碰激情久久

Product Categories

Product Categories >> Disperse Dyes

REF series Environment-friendly Disperse Dye

1, Test method:

Fastness to light: ISO B02

Fastness to sweat: ISO 105-E04

Fastness to dry heat: ISO 105-P01

Fastness to rub: ISO 105-X12

Fastness to washing: ISO 105-C03

2, Dyeing conditions:

Temperature and time of Dyeing test: 130ºC×45min

Dyeing pH value: 4.5

Bath ratio: 1:20

3, Reduction washing:

Sodium hydrosulfite (85%): 2.5g/L

Sodium hydroxide (100%): 1g/L

70-80ºC×20min