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Standards [New]

ISO 19654

Sludge recovery, recycling, treatment and disposal - Laboratory chemical conditioning procedure
Edition 2025-11

Pre-standard

ISO/TS 19657

Definitions and technical criteria for food ingredients to be considered as natural
Edition 2017-12

Draft standard

ISO/DIS 19657

Definitions and technical criteria for food ingredients to be considered as natural
Edition 2016-06

Standards [New]

ISO 19658

Sludge recovery, recycling, treatment and disposal - Protocol for validating methods for physical properties of sludges
Edition 2025-10

Standards [CURRENT]

ISO 19659-1

Railway applications - Heating, ventilation and air conditioning systems for rolling stock - Part 1: Terms and definitions
Edition 2017-08

Standards [CURRENT]

ISO 19659-2

Railway applications - Heating, ventilation and air conditioning systems for rolling stock - Part 2: Thermal comfort
Edition 2020-07

Standards [CURRENT]

ISO 19659-3

Railway applications - Heating, ventilation and air conditioning systems for rolling stock - Part 3: Energy efficiency
Edition 2022-10

Draft standard [New]

ISO/FDIS 19659-4

Railway applications - Heating, ventilation and air conditioning systems for rolling stock - Part 4: Design parameters, test and inspection items for the HVAC unit
Edition 2025-10

Standards [CURRENT]

ISO 19660 ; IDF 237:2018-02

Cream - Determination of fat content - Acido-butyrometric method
Edition 2018-02

Draft standard [New]

ISO/FDIS 19661

Traditional Chinese medicine - Anemarrhena asphodeloides rhizome
Edition 2025-11

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