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Ammonium acetate, CH3COONH4 + potassium dichromate, K2Cr2O7
Conc. CH3COONH4 % 3
Conc. K2Cr2O7 % 2.5
Temp. °C BP
Grade or type of alloy:
Carbon steel 2
13 Cr
Sandvik 1802 0
Sandvik 3R12 0
Sandvik 3R60 0
18Cr13Ni3Mo 1)
0
17Cr14Ni4Mo 2)
0
Sandvik 2RK65 ('904L') 0
Sanicro 28 0
254 SMO 0
654 SMO 0
Sandvik SAF 2304 0
Sandvik SAF 2205 0
Sandvik SAF 2507 0
Titanium (CP Ti) 0

1) ASTM 317L, e.g. Sandvik 3R64
2) EN 1.4439, e.g. Sandvik 3R68