pH 10.0 Standard @ 25°C Back Catalog number: 59338 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 11852.20-50MG Amitriptyline-d6 hydrochloride (N,N-dimethyl-d6),neat,neat,50mg Price on request 33004 1,3-Butadiene Price on request 98862 Formaldehyde-DNPH Level 5 (5ug/mL) Price on request