Indoor air. Part 14. Determination of total (gas and particle phase) polychlorinated dioxin-like biphenyls (PCBs) and polychlorinated dibenzo-p-dioxins/dibenzofurans (PCDDs/PCDFs). Extraction, clean-up and analysis by high resolution gas chromatography and mass spectrometry
State system for ensuring the uniformity of measurements. State special standard and all-union verification schedule for measuring means of frequency deviation
State system for ensuring the uniformity of measurements. State verification schedule for means measuring of the coating thickness in the range of 1 to 20000 um
€10
Ask a question
Message sent
Your message has been sent. Our experts will respond you shortly. Thank you!
