Hypophosphorous Acid by Special Materials Company

Hypophosphorous Acid COA (Typical)

CERTIFICATE OF ANALYSIS

Product Name: Hypophosphorous Acid, 50%

Quality: SMC Spec.605

Batch 20101223/11288

Test/Property	Specification	Result
Appearance	Clear, white solution	Clear, white solution
Assay (H3PO2)	50.00 TO 52.00 %	50.38 %
Chloride (Cl), ppm	150 ppm MAXIMUM	20
Color, (APHA)	Less than 30 APHA	Less than 30 APHA
Iron (Fe), ppm	10 ppm MAXIMUM	2
Orthophosphite, %	0.500 % MAXIMUM	0.400
Specific Gravity @ 25 deg C	1.210 TO 1.265 G/CC	1.210

             CERTIFIED TRUE AND CORRECT    W H

                 Approval Date:  8/2/2011

                  Spec Revision