五月婷网站,av先锋丝袜天堂,看全色黄大色大片免费久久怂,中国人免费观看的视频在线,亚洲国产日本,毛片96视频免费观看

HACH COD藥劑200-15000mg/l 25pk p/n.2415925（24159-25）

COD Digestion Vials, High Range Plus, 200 to 15,000 mg/L COD, pk/25

Contains mercury. Dispose of according to local, state and federal regulations.

High range plus, chemical oxygen demand determinations:

• COD Digestion Vials, High Range Plus
• THIS METHOD IS NOT USEPA APPROVED
• Method: Reactor Digestion, Hach Method 8000
• Range: 200 -15000 mg/L COD
• pk/25

HACH COD藥劑200-15000mg/l 25pk p/n.2415925（24159-25）

產(chǎn)地：美國（USA）

庫存狀態(tài)：現(xiàn)貨（Spot）