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Fertilizers and liming materials - Determination of arsenic by inductively coupled plasma-atomic emission spectrometry (ICP-AES) after aqua regia dissolution
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OPERATING PLAIN WHEELS WITH TWO GAPS FOR GRINDING WITHOUT CENTRES. TYPE 7.
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Fertilizers and liming materials - Determination of chromium (VI) by photometry (method A) and by ion chromatography with spectrophotometric detection (method B)
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OPERATING PLAIN WHEELS WITH TWO GAPS FOR GRINDING WITHOUT CENTRES. TYPE 7.
Available languages: Spanish
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Fertilizers and liming materials - Determination of cadmium, chromium, lead and nickel by inductively coupled plasma-atomic emission spectrometry (ICP-AES) after aqua regia dissolution
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PLAIN WHEELS FOR SAWS GRINDING OF NON METALLIC MATERIALS. TYPE 1.
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Fertilizers and liming materials - Determination of mercury by vapour generation (VG) after aqua regia dissolution
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Petrol vapour recovery during refuelling of motor vehicles at service stations - Part 1: Test methods for the type approval efficiency assessment of petrol vapour recovery systems
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Eye and face protection for occupational use - Part 1: General requirements (ISO 16321-1:2021) (Endorsed by Asociación Espanola de Normalización in June of 2022.)
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Eye and face protection for occupational use - Part 1: General requirements - Amendment 1 (ISO 16321-1:2021/Amd 1:2024) (Endorsed by Asociación Espanola de Normalización in April of 2025.)
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