71680
purum p.a.
≥98% (T)
crystals
[α]20/D +21±2°, c = 1% in H2O
chloride (Cl-): ≤50 mg/kg
sulfate (SO42-): ≤50 mg/kg
Ca: ≤50 mg/kg
Cd: ≤50 mg/kg
Co: ≤50 mg/kg
Cu: ≤50 mg/kg
Fe: ≤50 mg/kg
K: ≤100 mg/kg
Ni: ≤50 mg/kg
Pb: ≤50 mg/kg
Zn: ≤50 mg/kg
[Na+].[H]O[H].OC(C(O)C([O-])=O)C(O)=O
1S/C4H6O6.Na.H2O/c5-1(3(7)8)2(6)4(9)10;;/h1-2,5-6H,(H,7,8)(H,9,10);;1H2/q;+1;/p-1
LLVQEXSQFBTIRD-UHFFFAOYSA-M
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This Item | 71679 | S4132 | 230952 |
---|---|---|---|
grade purum p.a. | grade - | grade - | grade - |
assay ≥98% (T) | assay ≥99.0% (T) | assay ≥99.5% | assay ≥99.5% |
form crystals | form powder or crystals | form powder | form powder or crystals |
anion traces chloride (Cl-): ≤50 mg/kg, sulfate (SO42-): ≤50 mg/kg | anion traces chloride (Cl-): ≤50 mg/kg, sulfate (SO42-): ≤50 mg/kg | anion traces - | anion traces chloride (Cl-): ≤0.001%, phosphate (PO43-): ≤5 ppm, sulfur compounds (as SO42-): ≤0.004% |
cation traces Ca: ≤50 mg/kg, Cd: ≤50 mg/kg, Co: ≤50 mg/kg, Cu: ≤50 mg/kg, Fe: ≤50 mg/kg, K: ≤100 mg/kg, Ni: ≤50 mg/kg, Pb: ≤50 mg/kg, Zn: ≤50 mg/kg | cation traces Al: ≤5 mg/kg, As: ≤0.1 mg/kg, Ba: ≤5 mg/kg, Bi: ≤5 mg/kg, Ca: ≤50 mg/kg, Cd: ≤5 mg/kg, Co: ≤5 mg/kg, Cr: ≤5 mg/kg, Cu: ≤5 mg/kg, Fe: ≤5 mg/kg, K: ≤50 mg/kg, Li: ≤5 mg/kg, Mg: ≤5 mg/kg, Mn: ≤5 mg/kg, Mo: ≤5 mg/kg, Ni: ≤5 mg/kg, Pb: ≤5 mg/kg, Sr: ≤5 mg/kg, Zn: ≤5 mg/kg | cation traces - | cation traces Ca: ≤0.03%, Fe: ≤5 ppm, K: ≤0.005%, Mg: ≤0.005%, heavy metals (as Pb): ≤5 ppm |
Quality Level 100 | Quality Level 200 | Quality Level 200 | Quality Level 200 |
11 - Combustible Solids
WGK 3
Not applicable
Not applicable
dust mask type N95 (US), Eyeshields, Gloves
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