NG, N'G-Dimethyl-L-arginine . di(p-hydroxyazobenzene-p'-sulfonate)Has been shown not to inhibit nitric oxide synthesis, both in vitro and in vivo. This salt form is more stable than the dihydrochloride. Product SpecificationAlternative Name: SDMA . 2HABS, H-Arg(di-Me)-OH . 2HABS (symmetrical) Formula: C8H18N4O2 . 2C12H10N2O4S MW: 202.2 . 556.6 CAS: 102783-24-4 Purity: ≥97% (TLC) Appearance: Orange powder. Solubility: Soluble in methanol (20mg/ml). Long Term Storage: -20°C Handling: Protect from light.