RPI A50010-100.0 L-Arginine, 100g

What the brand says

Appearance: White Crystals or White Crystalline powder. Assay: = 98. 5 %. Chloride (Cl): = 0. 05 %. Chromatographic: Conforms. Heavy Metals (as Pub): = 15 ppm. Identification: Pass Test. Identification (Chromatographic Purity): Pass Test. Iron (Fe): = 30 ppm. Loss on Drying: = 0. 5 %. Residue on Ignition: = 0. 30 %. Specific Rotation @ 25°C: +26. 3 - +27. 7. Sulfate (SO4): = 0. 03 %. USP: Tested to the standard of USP.