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一键询价标准参比炭黑SRB8
现货
1.5万¥
亚利桑那试验粉尘ISO12103-1 A2粉尘
现货
面议
ASTM GRADED SAND石英砂
一周
面议
ASTM Graded Sand C778 US Silica标准砂
一周
面议
US SILICA ASTM GRADED SAND标准石英砂-
一周
面议
美标砂ASTM GRADED SAND 石英砂
一周
面议
GPC葡聚糖标准品,Pullulan
一周
8906¥
GPC聚苯乙烯标准品,PS
一周
8906¥
GPC聚苯乙烯标准品,PS
一周
8906¥
聚苯乙烯磺酸钠,M.W. 4300 标准品
Sigma-Aldrich | 现货
912¥
Description
Components set contains 12 different poly(methyl methacrylate) standards with Mp ~505, ~1020, ~1960, ~5090, ~10900, ~31800, ~58700, ~103000, ~306000, ~579000, ~903000, ~2740000; always 4 standards are lyophilised in a 1.5 mL vial (green, red or white); for 1 complete calibration use one of each of the green, red and white vials
Packaging 1 set contains 30 vials for 10 complete calibrations
性质
grade for GPC
CofA exact values can be taken from the accompanying certificate of analysis