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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
Application Use of dextrans as long and hydrophilic spacer arms improves the performance of immobilized proteins acting on macromolecules.
性质
grade analytical standard
for GPC
CofA exact values can be taken from the accompanying certificate of analysis
mol wt Mn ~35,000
Mp ~45,000
Mw ~50,000
Mw/Mn ~1.43