- MgSO4r- M = 120,37 g/molr- CAS [7487-88-9]r- EINECS-No.: 231-298-2r- Density: ~ 1 g/cm3 r- Tariff number: 2833 21 00 00r- Applications: analytical chemistry.rrSPECIFICATIONSrfactor: 0,999 - 1,001runcertainty ± 0,001 rr1 ml = 0,0012037 g MgSO4 This volumetric solution was checked by means of potentiometric methods using an EDTA disodium salt standard solution, that was also checked against Scharlau's calcium carbonate volumetric standard. Scharlau's volumetric standards are directly traceable to the Standard Reference Materials from NIST (National Institute of Standards and Technology, USA). r
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