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ISO 5630-1:1991PublishedPaper and board — Accelerated ageing — Part 1: Dry heat treatment at 105 degrees CISO 5630-4:1986PublishedPaper and board — Accelerated ageing — Part 4: Dry heat treatment at 120 or 150 degrees CISO 5631-1:2022PublishedPaper and board — Determination of colour by diffuse reflectance — Part 1: Indoor daylight conditions (C/2°)ISO 5631-2:2022PublishedPaper and board — Determination of colour by diffuse reflectance — Part 2: Outdoor daylight conditions (D65/10°)ISO 5631-3:2022PublishedPaper and board — Determination of colour by diffuse reflectance — Part 3: Indoor illumination conditions (D50/2°)ISO 5633:1983PublishedPaper and board — Determination of resistance to water penetrationISO 5635:1978PublishedPaper — Measurement of dimensional change after immersion in waterISO 5636-6:2015PublishedPaper and board — Determination of air permeance (medium range) — Part 6: Oken methodISO 5636-4:2013PublishedPaper and board — Determination of air permeance (medium range) — Part 4: Sheffield methodISO 5636-5:2013PublishedPaper and board — Determination of air permeance (medium range) — Part 5: Gurley methodISO 5636-3:2013PublishedPaper and board — Determination of air permeance (medium range) — Part 3: Bendtsen methodISO 5637:2024PublishedPaper and board — Determination of water absorption after immersion in waterISO 5638:1978PublishedSolid fibreboard — Determination of grammage of single layersISO 5640:2024PublishedIndustrial valves — Mounting kits for part-turn valve actuator attachmentISO 5642:2024PublishedTea polyphenol extracts — Definition and basic requirementsISO/PAS 5643:2021PublishedTourism and related services — Requirements and guidelines to reduce the spread of Covid-19 in the tourism industryISO 5644:2024PublishedPorcelain Tableware — Specification and test methodISO 5647:2019PublishedPaper and board — Determination of titanium dioxide contentISO 5649:2024PublishedMedical laboratories — Concepts and specifications for the design, development, implementation and use of laboratory-developed testsISO 5655:2000PublishedPhotography — Industrial radiographic films (roll and sheet) and metal intensifying screens — DimensionsISO 5657:1997PublishedReaction to fire tests — Ignitability of building products using a radiant heat sourceISO/TS 5658-1:2006PublishedReaction to fire tests — Spread of flame — Part 1: Guidance on flame spreadISO 5658-2:2006PublishedReaction to fire tests — Spread of flame — Part 2: Lateral spread on building and transport products in vertical configurationISO 5658-4:2001PublishedReaction to fire tests — Spread of flame — Part 4: Intermediate-scale test of vertical spread of flame with vertically oriented specimenISO 5659:2026PublishedPlastics — Smoke generation — Determination of optical density by a single-chamber test