Purity Limit: ≥ 99% (Titration: anhydrous basis) CAS No.: 64704-23-0 Molecular Formula: C6H10N2Na2O4S2 Molecular Weight: 284.28 MDL No.: MFCD00037206 Appearance: White to light yellow powder Optical Rotation: -165 to -179º (C=2 in 1N HCl) Storage Temperature: Store at RT …