国产成人无码视频观看,三年片在线观看免费观看高清电影,九九re热,娇妻穿开档内裤陪客户,熟女视频一区二区在线观看

Product

Brand

Solid

Ash

 Bulk density Residue 450um sieve Minimum film forming temperature Glass transition temperature（Tg） Technical parameters
HS-680 ≥98.0% ≤15.0% 450~650 g/L ≤2.0% 4℃ About 15 ℃ TDS
HS-760 ≥98.0% ≤13.0% 450~650 g/L ≤2.0% 0℃ about -8℃ TDS
HS-780 ≥98.0% ≤13.0% 450~650 g/L ≤2.0% 4℃ about 15℃ TDS