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ASTM

ASTM D3561 - 16(2021)e1

En Vigor
2021-11-01
Standard Test Method for Lithium, Potassium, and Sodium Ions in Brackish Water, Seawater, and Brines by Atomic Absorption Spectrophotometry
ASTM

ASTM D6019 - 20

En Vigor
2020-04-01
Test Method for Determination of Chromic Oxide in Basic Chromium Tanning Liquors (Ammonium Persulfate Oxidation)
ASTM

ASTM E3298 - 21

En Vigor
2021-07-01
Standard Practice for Inventory by Exception (IBE)
ASTM

ASTM B596 - 21

En Vigor
2021-11-01
Standard Specification for Gold-Copper Alloy Electrical Contact Material