簡(jiǎn)單介紹 Performance Measuring Range 10 to 200 mg/L Sampling Time 1 minutes Detecting Limit 3 mg/L Colour Change Brown → White Reaction Principle 2Cl- + Ag2CrO4 → 2AgCl + CrO42- Shelf Life 3 Years Corrections for temperature & humidity Unnecessary Store the tubes at cool and dark place. Possible coexisting substances and their interferences (NOTE)
221LL氯離子檢測(cè)管 Cl-的詳細(xì)介紹 Chloride Ion NO.221LL Cl-
Performance Measuring Range 10 to 200 mg/L Sampling Time 1 minutes Detecting Limit 3 mg/L Colour Change Brown → White Reaction Principle 2Cl- + Ag2CrO4 → 2AgCl + CrO42- Shelf Life 3 Years Corrections for temperature & humidity Unnecessary Store the tubes at cool and dark place. Possible coexisting substances and their interferences (NOTE) Substance Concentration Interference Change colour by itself to CN- 10 mg/L + White(1mg/L) Br- 10 mg/L + White(10mg/L) SCN- 1 mg/L + White(100mg/L) Fe2+ 20 mg/L - No (1000 mg/L) Fe3+ 20 mg/L + White(20mg/L) F- 1000mg/L No No (1000 mg/L) I- 20 mg/L + Pale yellow (20mg/L) S2- 3 mg/L + Blackish gray (3mg/L) SO42- 1000 mg/L No No (1000mg/L)