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GeneTest水质分析仪
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溶解氧测定仪选购指南
Specially designed for chlorinated water samples (complies with USEPA and Standard Methods Criteria)...
Approved by U.S. Environmental Protection Agency (USEPA). Disposable, transparent polyethylene bags....
These 47-mm diameter, 0.45-µm pore size GN-Metricel membrane filters meet or surpass all U.S. ...
120 mL sterile, hinged-cap vials meet all EPA requirements for microbiology sampling. Collection, in...
Use the Envirocheck™ Filter to concentrate living organisms (Giardia and Cryptosporidium) and ...
Use the Envirochek™ Filter to concentrate living organisms (Giardia and Cryptosporidium) and n...
Suitable for 47 mm membrane filters, these 9 x 50-mm polystyrene dishes are presterilized and dispos...
Hand-Held Colony Counter, Manostat, Four-digit LCD display, audible feedback, up/down count, with tw...
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