SUPELCO
Tetra-n-butylammonium hydrogen sulfate
四正丁基硫酸氢铵
LiChrospher?100 RP-8 endcapped (5 μm)
N,N-Diethyl-1,4-phenylenediammonium sulfate
脂肪酸甲酯混标, F.A.M.E. Mix, C20:1-C20:5 Unsaturates
Chloride Test
Malic Acid Test
Titrant 5
Chiradex?LiChroCART?4-4
LiChroCART?125-3
Cerium(IV) sulfate solution
硫酸铈(IV)溶液,1 L,Titripur?
1-Butylpyrrolidin-2-one
Chromolith?WP 300 RP-4 100-4.6 HPLC column
Copper(II) sulfate pentahydrate
氟化物测试预装试剂, Fluoride Test
Phosphate Test in freshwater and seawater