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Finden Sie Natriumthiosulfat, Natriumsulfid, Natriumchlorid auf Industry Directory, zuverlässige Hersteller / Lieferant / Fabrik aus China
Zahlungsart: | L/C, T/T, Western Union |
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Minimum der Bestellmenge: | 1 |
Lieferzeit: | 1 Tage |
Modell: CAS No.: 7601-54-9
Specification | Technical Grade | Food Grade | Reagent Grade | ||||
Dodecahydrate | Anhydrous | Dodecahydrate | Anhydrous | Specification | Reagent garde (AR) | ||
Main content %≥ | 98.0 | 98.0 | 97.0 | 97.0 | (Na3po4.12H2O)%≥ | 98.0 | |
P2O5 %≥ | 18.3 | 39.5 | 18.3 | 18.3 | Clarity | Qualified | |
Sodium oxide as Na2O | 15.5-19 | 36-40 | 15.5-19 | 15.5-19 | Free alkali (NaOH) %≤ | 1.5 | |
Sulphate (as SO42-) %≤ | 0.5 | --- | 0.5 | 0.5 | Disodium salt (Na2HPO4.12H2O%≤ | 0.5 | |
Heavy metals(as Pb) %≤ | --- | --- | 0.001 | 0.001 | |||
Choride (CL) %≤ | 0.005 | ||||||
Lead(Pb) %≤ | --- | --- | 0.0004 | 0.0004 | |||
Sulphate(SO4)%≤ | 0.01 | ||||||
Arsenic (as As) %≤ | --- | --- | 0.0003 | 0.0003 | Nitrogen (N)%≤ | 0.002 | |
Fluoride (F) %≤ | --- | 0.10 | 0.005 | 0.005 | Arsenice (AS)%≤ | 0.0003 |
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Water insoluble %≤ | 0.10 | 0.10 | 0.20 | 0.20 | |||
Iron (Fe) %≤ | 0.0005 | ||||||
PH of 10g/L water solution | --- | --- | 11.5-12.5 | 11.5-12.5 | |||
Ignition loss ≤ | --- | --- | 45-57 | 45-57 | Iron (Fe) %≤ | 0.001 |
Produktgruppe : Natrium