Indexitem                                   Qualifiedgrade                  Excellentgrade

formic acid%≥                                   85                                   90

aceticacid,%                                      0.6                                  0.4

Chroma (as platinum and cobalt),%≤    10                                   10

Dilution experiment (acid water=1 3)  clear                               clear

Chloride (asCL),%≤                          0.005                               0.003

 Sulfate (as SO4),%≤                        0.002                                0.001

Iron (as Fe),%≤                               0.0005                             0.0001

Packing: Plastic drum, net weight 30kg, 35kg, 330kg.

We are a manufacture in China,Formic acid is our own source.