Publisher : SN

NS 4537:1982 PDF

Laboratory glassware — Graduated pipettes — Part 4: Blow-out pipettes

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NS 4538:1982 PDF

Laboratory glassware — Graduated measuring cylinders

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NS 4539:1982 PDF

Laboratory sintered (fritted) filters — Porosity grading, classification and designation

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NS 4540:1982 PDF

Laboratory glassware — Methods for assessing the chemical resistance of enamels used for colour coding and colour marking

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NS 4541:1982 PDF

Laboratory glassware — Flasks with conical ground joints

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NS 4542:1982 PDF

Laboratory glassware — Filter flasks

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NS 4543:1982 PDF

Plastics laboratory ware — Graduated measuring cylinders

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NS 4544:1982 PDF

Plastics laboratory ware — Beakers

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NS 4545:1982 PDF

Plastics laboratory ware — Filter funnels

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NS 4546:1982 PDF

Laboratory glassware — Methods for thermal shock tests

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