UNE - Spanish national standards

Wheat and wheat flour - Gluten content - Part 3: Determination of dry gluten from wet gluten by an oven drying method (ISO 21415-3:2006)

Available languages: English, Spanish

Available design: electronic design (pdf), Print design

Wheat and wheat flour - Gluten content - Part 4: Determination of dry gluten from wet gluten by a rapid drying method (ISO 21415-4:2006)

Available languages: English, Spanish

Available design: electronic design (pdf), Print design

Recreational diving services - Requirements and guidance on environmentally sustainable practices in recreational diving (ISO 21416:2019)

Available languages: English, Spanish

Available design: electronic design (pdf), Print design

Recreational diving services - Requirements for training on environmental awareness for recreational divers (ISO 21417:2019)

Available languages: English, Spanish

Available design: electronic design (pdf), Print design

Protective gloves - General requirements and test methods (ISO 21420:2020)

Available languages: English, Spanish

Available design: electronic design (pdf), Print design

Protective gloves - General requirements and test methods - Amendment 1 (ISO 21420:2020/Amd 1:2022)

Available languages: English, Spanish

Available design: electronic design (pdf), Print design

Milk, milk products, infant formula and adult nutritionals - Determination of minerals and trace elements - Inductively coupled plasma mass spectrometry (ICP-MS) method (ISO 21424:2018)

Available languages: English, Spanish

Available design: electronic design (pdf), Print design

Tourism and related services. Medical spas. Service requirements.

Available languages: Spanish, English

Available design: electronic design (pdf), Print design

Water quality - Evaluation of genotoxicity by measurement of the induction of micronuclei - Part 2: Mixed population method using the cell line V79 (ISO 21427-2:2006)

Available languages: English, Spanish

Available design: electronic design (pdf), Print design

Three-phase liquid-immersed distribution transformers 50 Hz, from 25 kVA to 3 150 kVA with highest voltage for equipment not exceeding 36 kV. Part 1: General requirements. Section 1: Requirement for dual voltage transformers in high-voltage.

Available languages: Spanish

Available design: electronic design (pdf), Print design