Microchemical apparatus. Combustion trains for the determination of elements. Specification for halogens and sulphur combustion train (micro-Grote)
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Microchemical apparatus. Combustion trains for the determination of elements-Specification for rapid method combustion tubes (Belcher and Ingram type) and absorption tube
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Microchemical analysis. Apparatus for the determination of elements by other than combustion methods-Specification for nitrogen determination apparatus (micro-Kjeldahl)
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Microchemical analysis. Apparatus for the determination of elements by other than combustion methods-Specification for ammonia distillation apparatus (Markham)
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Alkoxyl and alkylimino group apparatus for the determination of organic groups
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Microchemical apparatus. Apparatus for the determination of organic groups.-Specification for acetyl group determination apparatus (Wiesenberger)
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Burettes with pressure filling device 7 automatic zero
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Microchemical apparatus. Volumetric analysis-Specification for burettes with pressure-filling device and automatic zero
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Microchemical apparatus. Volumetric analysis. Specification for micro-nitrometer (Pregl type)
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