Le point
|
STANDARD
|
STANDARD
|
STANDARD II
|
STANDARD III
|
STANDARD
|
STANDARD
|
Fe
|
10ppm max
|
20ppm max
|
30ppm max
|
80ppm max
|
150ppm max
|
1500ppm max
|
Na2S
|
60%min
|
60%min.
|
60%min.
|
60%min.
|
60%min.
|
60%min.
|
L'eau insolubles
|
0,03%max
|
0,10%max.
|
0,18%max.
|
0,20%max.
|
0,30%max.
|
0,40%max.
|
Na2CO3
|
1,80%max
|
1,80%max.
|
1,80%max.
|
2.00%max.
|
3.00%max.
|
5.00%max.
|
Na2SO3
|
1,00%max
|
1,80%max.
|
1,80%max.
|
2.00%max.
|
2.00%max.
|
2.00%max.
|
Na2S2O3
|
2.00%max
|
2.00%max.
|
2.00%max.
|
2.00%max.
|
2.00%max.
|
2.00%max.
|
La couleur
|
Jaune
|
RED
|