


| Name | Specifications | Packing | Price | Delivery | 
| Sodium sulfate anhydrous | USP, EP, BP | 500g | RMB 418 | Consulting service | 
| Sodium sulfate anhydrous | 农残级 | 500g | RMB 528 | Consulting service | 
| Sodium sulfate anhydrous | 农残级 | 100g | RMB 160.6 | Consulting service | 
| Sodium sulfate anhydrous | ACS | 500g | RMB 75.9 | Consulting service | 
| Sodium sulfate anhydrous | 4N | 25g | RMB 93.5 | Consulting service | 
| Sodium sulfate anhydrous | SP | 25g | RMB 93.5 | Consulting service | 
| Sodium sulfate anhydrous | CP | 500g | RMB 27.5 | Consulting service | 
| Sodium sulfate anhydrous | AR | 500g | RMB 52.8 | Consulting service | 
ACS级
项目名称                                          ACS Grade
含量(Na2SO4)Assay                                   ≥99.0%
pH(5%溶液,25.0℃)pH of a 5% solution at 25.0℃      5.2-9.2
水不溶物Insoluble matter                            ≤0.001%
灼烧残渣Residue after ignition                      ≤0.5%
氯化物(Cl)Chloride(Cl)                              ≤0.001%
含氮化合物(以N计)Nitrogen compounds                 ≤5ppm
磷酸盐(PO4)Phosphate                                ≤0.001%
重金属(以Pb计)Heavy metals(as Pb)                   ≤5ppm
铁(Fe)Iron(Fe)                                      ≤0.001%
钙(Ca)Calcium                                       ≤0.01%
镁(Mg)Magnesium                                     ≤0.005%
钾(K)Potassium                                      ≤0.01%
萃取-浓缩的适应性实验Extraction-concentration
suitability                                         Passes test
USP, EP, BP 
ASSAY (DRIED BASIS) 99.0 - 100.5% 
ACIDITY / ALKALINITY TO PASS TEST 
LOSS ON DRYING -- 0.5% 
CHLORIDE (Cl) -- 0.02% 
HEAVY METALS (as Pb) -- 0.001% 
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