TSP 98% 99%
|
items
|
unit
|
standard
|
|
|
tech grade
|
food grade
|
||
|
Na3PO4.12H2O
|
%≥
|
98.00
|
99.00
|
|
Methyl orange basicity(Na2O)
|
%≥
|
16.0-19.0
|
16.5-19.0
|
|
Chlorid (Cl-)
|
%≤
|
0.4
|
0.3
|
|
As
|
%≤
|
--
|
0.0003
|
|
Heavy metal (Pb)
|
%≤
|
--
|
0.002
|
|
Fluorid (F)
|
%≤
|
0.01
|
0.001
|
|
Sulfate (SO42-)
|
%≤
|
0.5
|
0.5
|
|
Water insolubles
|
%≤
|
0.1
|
0.1
|