Environmental Express is a provider of applications-based solutions for commercial laboratories, water treatment plants and industrial manufacturers throughout the United States. The company is also one of the leading suppliers of environmental laboratory supplies. Environmental Express areas of specialization include ProWeigh filters for suspended solids testing; The HotBlock for metals digestion; metals analysis supplies, including sampler and skimmer cones, graphite tubes and ICP standards; products for oil and grease testing; TCLP extraction equipment; disposable basic oxygen demand (BOD) bottles; chemical oxygen demand (COD) vials; coliform analysis supplies; distillation systems and Kjeldahl nitrogen digestion systems; ion chromatography products; and Ghost Wipes for lead sampling. Environmental Express is based in Mt. Pleasant, S.C.