Total Dissolved Solids 1000 mg/L Calibration Standard

4,4′-Diaminodiphenyl sulfide

4,4′-二氨基二苯硫醚

Aluminum crimp seal (without septum), silver aluminum

铝压接盖（不带隔垫），银色铝

Nitron

硝酸灵

Disulfoton-sulfone

乙拌磷砜

7-Benzyloxygramine

7-苄氧基芦竹碱

p,p′-Methoxychlor-olefin

p,p′-甲氧氯-烯烃

Ranitidine Hydrochloride

雷尼替丁 盐酸盐

Chloroxylenol

4-氯-3,5-二甲基苯酚

Iohexol

碘海醇

HPTLC (High Performance TLC) Aluminum Sheets

带衬垫的螺纹盖（9mm 螺纹）, Screw cap (open-top), 9 mm thread, with liner

Screw cap, solid top with PTFE liner, pkg 100

螺旋盖，带聚四氟乙烯衬里的实心顶部，100个装

Calcium carbonate

碳酸钙

Spectrophotometer cuvettes, polystyrene

聚苯乙烯分光光度计比色皿