国产一卡2卡三卡4卡麻豆_了解最新日韩草逼视频_h片在线播放一区_国产激情影视在线_好了av四色综合无码久久_欧美黑白双插OOR720P_日本精品中文字幕在线_秋霞午夜手机影院_亚洲国产一区二区3da毛片_欧美杂交深喉video中文字幕

HACH 總鉻藥劑 0.03-1.0mg/l p/n.TNT854

Chromium TNTplus （0.03-1.0 mg/l）, 25 tests

• Chromium TNTplus^TM barcoded vials feature automatic method detection
• For the determination of hexavalent and total chromium
• Reactor digestion is required for total chromium
• TNTplus Chromium vials are for use with the new DR 5000 and DR 2800 spectrophotometers
• Unparalled ease of use, precision and accuracy
• This test is USEPA approved for Cr⁺⁶ （hexavalent chromium）
• Realize analytical peace of mind!

   

   

  HACH 總鉻藥劑 0.03-1.0mg/l p/n.TNT854

   

  產地：美國

   

  庫存狀態：現貨