• Chemical Manufacturer of Laboratory Reagents, Bulk Inorganics and Organics for Process Chemistry Since 1928.

Organic Analytical Organic Biotech Lab Reagents 1913 FORMAMIDE FORMAMIDE BIO-REFINED™ HCONH₂ 45.04 75,12,7 75127 12,7 7512,7 75 12 7 NR 1.130 40362 38.10 100 G 40361 73.40 500 G Al 5 ppm As 0.1 ppm Ba 5 ppm Bi 5 ppm Ca 10 ppm Cd 5 ppm Co 5 ppm Cr 5 ppm Cu 5 ppm Fe 2 ppm K 50 ppm Li 5 ppm Mg 5 ppm Mn 5 ppm Mo 5 ppm Na 50 ppm Ni 5 ppm Pb 5 ppm Sr 5 ppm Zn 5 ppm Assay 99.5% min.(GLC) Residue on ignition 0.10% KMnO4 reducing substances 0.005% pH (10M in water @20 deg.C) 7.0-8.0 Moisture (by KF) 0.10% Insoluble matter 0.005% Chloride (Cl) 0.0005% Sulfate 0.001% Absorbance (2M in H2O) @ 260 nm <0.30 Absorbance (2M in H2O) @ 280 nm <0.05