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Zinc sulfide colloid used in manufacturing the sulfur and sodium, many zinc sulfide colloid, sulfur hydrogenated sodium etc.
Yellow flakes
spec | 5ppm | 10ppm | 15ppm | 20ppm | 30ppm |
Na2s(%) min | 60.0 | 60.0 | 60.0 | 60.0 | 60.0 |
Na2co3(%) max | 2.0 | 2.0 | 2.0 | 2.0 | 2.0 |
Water insoluble(%) max | 0.2 | 0.2 | 0.2 | 0.2 | 0.2 |
Fe(%)max | 0.005 | 0.001 | 0.0015 | 0.002 | 0.003 |
Red flakes
spec | 50ppm | 80ppm | 150ppm | 300ppm | 1500ppm |
Na2s(%)min | 60.0 | 60.0 | 60.0 | 60.0 | 60.0 |
Na2co3(%)max | 2.0 | 2.0 | 3.0 | 4.0 | 5.0 |
Water insoluble(%)max | 0.2 | 0.2 | 0.2 | 0.2 | 0.4 |
Fe(%)max | 0.005 | 0.008 | 0.015 | 0.03 | 0.15 |
red flakes sodium sulphide