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

Analytical Analytical Biotech Lab Reagents Biotech Lab Reagents 1909 CALCIUM NITRATE, TETRAHYDRATE TETRAHYDRATE BIO-REFINED™ Ca(NO₃)₂•4H₂O 236.16 13477,34,4 13477344 34,4 1347734,4 13477 34 4 5.1/III 1-0-3 0.000 19592 37.00 100 G 19591 103.50 500 G Ba 10 ppm Cd 5 ppm Co 5 ppm Cr 5 ppm Cu 2 ppm Fe 5 ppm K 50 ppm Mg 500 ppm Mn 5 ppm Na 50 ppm Ni 5 ppm Pb 5 ppm Sr 100 ppm Zn 5 ppm Assay 99.0% min. pH of 5% solution 5.0-7.0 @25C Insoluble matter 0.005% Chloride 0.005% Sulfate 0.005% Nitrite 0.001% Absorbance cut off @ 332nm (1M in H2O)