Reference
Method
Test
Reagent #
Reagent Name
ASTM
Analysis of Lubricating Grease
Analysis of Lubricating Grease
5.16
Nitric Acid (1+4)
ASTM
Differential Pulse Anodic Stripping Voltammetry
Lead
30.8
Nitric Acid (1+4)
ASTM
Atomic Absorption, Hydride Generation
Arsenic
20.7
Nitric Acid (1+4)
APHA
Dithizone Method
Lead
3c
Nitric Acid, 1 + 4