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Sample Heating Product Applications In Czech Republic
4 applications found
One of the most frequent applications for furnaces is the ashing of food and feedstuff samples – Carbolite’s AAF ashing furnaces remove all organic material from a sample through heating in air. The objective of the test is often to establish the total mineral content or is used as an intermediate step in sample preparation to allow subsequent characterisation by elemental analysis. ...
ByCarbolite Gero Ltd - part of Verder Scientific based in Hope, UNITED KINGDOM
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INTRODUCTION High mercury concentration can be found in such cosmetic products as skin lightening soaps and creams, makeup cleansing products, and mascara. Mercury in cosmetics exists as inorganic and organic compounds. Inorganic mercury (e.g. ammoniated mercury) is used in skin lightening soaps and creams. Organic mercury compounds, such as thiomersal, are used as cosmetic preservatives in makeup cleansing products and ...
ByLumex Instruments based in Mission, BRITISH COLUMBIA (CANADA)
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INTRODUCTION Mercury and its compounds are highly toxic substances fo r humans. It occurs naturally and exists in various forms: elemental (or metallic); inorganic (e.g. mercuric chloride); and organic (e.g., methyl- and ethylmercury). These forms all have different toxicities and implications for health. Among naturally occurring mercury compounds, methylme rcury exerts a significant influence (neurotoxic action) on human ...
ByLumex Instruments based in Mission, BRITISH COLUMBIA (CANADA)
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Introduction A conventional standard method of total mercury det ermination in water using atomic absorption spectrometry (AAS) involves preliminary sample digestion that ta kes from 30 minutes to 8 hours depending on the digestion conditions. The use of a mercury analyzer RA-915M/RA-915+ with Zeeman background correction in combination with PYRO-915+ pyrolysis attachment provides direct dete rmination of mercury in process and waste waters contaminated with mercury without digesti on or any other sample ...
ByLumex Instruments based in Mission, BRITISH COLUMBIA (CANADA)