pH-indicator strips pH 2.0-9.0

Phosphate Test

Purospher^® STAR RP-8 endcapped (5 μm) LiChroCART^® 125-2

Selenium standard

SeQuant^® ZIC-HILIC^TM 3.5μm,100Å 100 x 2.1 mm

Sulfite Test

TLC Silica gel 60 RP-2 F₂₅₄ (silanized) 25 Glass plates 20 x 20 cm

TLC 硅胶60 RP-2 F₂₅₄（硅烷化）25片玻璃板 20 x 20 cm

Tin(II) chloride dihydrate

二水氯化亚锡（II）

di-sodium tetraborate

LiChrospher^® 60 RP-select B (5 μm) LiChroCART^® 250-4

Bromothymol Blue

3′,3′′-Dibromothymolsulfonphthalein, BTB

Absorption tube

Ammonium dihydrogen phosphate

Arsenazo III

Cesium chloride-aluminium nitrate buffer solution