China SGS Test Sodium Sulfide/Sodium Sulphide/Na2s 60%, Find details about China Sodium Sulphide, Sodium Sulfide from SGS Test Sodium Sulfide/Sodium Sulphide/Na2s 60%
ITEM | I | II | III | IV | V | VI |
Fe | 10ppmmax | 20PPM max | 30ppm max | 80ppm max | 150ppm max | 1500ppm max |
Na2S | 60%min. | 60%min. | 60%min. | 60%min. | 60%min. | 60%min. |
Water insolubles | 0.10%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. | 1.80%max. | 3.00%max. | 5.00%max. |
Na2SO3 | 1.80%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. |
Colour | Yellow | RED |