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JIS G 1234:2020

Iron and steel — Determination of tellurium — Tin (II) chloride reduction spectrophotometric method
standard by Japanese Industrial Standard / Japanese Standards Association, 01/01/2020

JIS R 1703-1:2020

Fine ceramics (advanced ceramics, advanced technical ceramics) — Test method for self-cleaning performance of photocatalytic materials — Part 1: Measurement of water contact angle
standard by Japanese Industrial Standard / Japanese Standards Association, 01/01/2020

JIS T 1201-1:2020

Audiometric equipment — Part 1: Equipment for pure-tone and speech audiometry
standard by Japanese Industrial Standard / Japanese Standards Association, 01/01/2020

JIS B 1536-5:2021

Rolling bearings — Boundary dimensions, geometrical product specifications (GPS) and tolerance values of needle roller bearings — Part 5: Track rollers
standard by Japanese Industrial Standard / Japanese Standards Association, 01/01/2021

JIS K 0312:2020

Method for determination of tetra-through octachlorodibenzo-p-dioxins, tetra-through octachlorodibenzofurans and dioxin-like polychlorinatedbiphenyls in industrial water and waste water
standard by Japanese Industrial Standard / Japanese Standards Association, 01/01/2020

JIS G 3138:2021

Rolled steel bars for building structure
standard by Japanese Industrial Standard / Japanese Standards Association, 01/01/2021

JIS B 1702-3:2020

Cylindrical gears — System of tolerance classification — Part 3: Definitions and allowable values of deviations relevant to corresponding gear-tooth flanks and radial-composite deviations of injection-molded plastic gears
standard by Japanese Industrial Standard / Japanese Standards Association, 01/01/2020

JIS A 1621:2020

Indoor test methods for solar heating system performance
standard by Japanese Industrial Standard / Japanese Standards Association, 01/01/2020

JIS B 9946:2019

Ozone treatment apparatus for water and wastewater including other oxidation uses — Specifications of apparatus and measurement methods for ozone concentration
standard by Japanese Industrial Standard / Japanese Standards Association, 01/01/2019