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HACH 硫化物药剂 100/pk,p/n.2244500(22445-00)
Hydrogen Sulfide Reagent Set, 0-0.600 mg/l as S2, 100 tests, Methylene Blue Method (Colorimetric) (Color Disc test: 0-2.25 mg/l)
(Colorimetric Method) Methylene Blue Method, 0-0.600 mg/l (Color disc 0-2.25 mg/l) as S2 Contains: Sulfide Test Solutions 1 and 2. For turbid samples, also order Pretreatment Reagent Set 24387-00.
HACH 硫化物药剂 100/pk,p/n.2244500(22445-00)
产地:美国
库存状态:现货