STM PDF

Ferroalloys - Sampling and sample preparation for chemical analysis - Part 1- Ferrochromium, ferrosilicochromium, ferrosilicon, ferrosilicomanganese, ferromanganese. Original standard ISO 4552-1-1987 in PDF full version. Additional info + preview on request

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Ferroalloys - Sampling and sample preparation for chemical analysis - Part 2- Ferrotitanium, ferromolybdenum, ferrotungsten, ferroniobium, ferrovanadium. Original standard ISO 4552-2-1987 in PDF full version. Additional info + preview on request

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Wood raw parquet elements - General characteristics. Original standard ISO 4556-2023 in PDF full version. Additional info + preview on request

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Surface active agents - Analysis of soaps - Determination of free caustic alkali. Original standard ISO 456-1973 in PDF full version. Additional info + preview on request

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Wood raw parquets elements - Classification. Original standard ISO 4561-2023 in PDF full version. Additional info + preview on request

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Wood parquet strips - Classification. Original standard ISO 4562-2023 in PDF full version. Additional info + preview on request

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