Phosphoric Acid
Product Specification

Description

Phosphoric acids are clear solutions. All strengths comply with the specifications of the Food Chemicals Codex. It has been certified by the National Sanitation Foundation (NSF) for use in the treatment of drinking water at a maximym dosage of 13.7 mg/L of 75% H₃PO₄, 12.9 mg/L of 80% H₃PO₄ and 12.1 mg/L at 85% H₃PO₄.

Food Chemicals Codex Grade

Formula	H3PO4
Nomenclature	Phosphoric Acid Orthophosphoric Acid
CAS Number	7664-38-2
CAS Index Name	Clear, colorless to light yellow
Grade	Food Chemicals Codex
Molecular Weight	98.0 (Solute)

Specifications	75% Solution	80% Solution	85% Solution
Phosphoric Acid (H3PO4)	75.0% min.	80.0% min.	85.0% min.
Arsenic (As):	3 ppm max.	3 ppm max.	3 ppm max.
Fluoride (F):	10 ppm max.	10 ppm max.	10 ppm max.
Heavy Metals (as Pb):	10 ppm max.	10 ppm max.	10 ppm max.

Typical Properties	75% Solution	80% Solution	85% Solution
Degrees Baumé (25o/15.5oC)	53.0	56.2	59.1
Pounds per gallon (20oC)	13.16	13.61	14.08
Freezing Point (oC):*	-17.5	4.6	21.1

*Freezing points are theoretical values since the acids possess the property of supercooling without crystallizing.

Containers

Tank Trucks
Tank Cars
15- and 55-gallon Rigid Polyethylene Drums

Uses

Food: Acidulation of soft drinks, particularly cola. Manufacture of cottage and processed cheese, fats, shortenings;pH control in manufacture of imitation jellies; nutrient in production of yeast; control of bacteria growth in selected processed foods; flocculating agent for clarification of sugar juices after liming process. Manufacture of phosphate salts.

For Chemical Emergency Spill, Leak, Fire, Exposure or Accident,
Call CHEMTREC, Day/Night at 800.424.9300.

Always read and follow the product label and Material Safety Date Sheet (MSDS) that are shipped with each order.

The information presented herein is based on data considered to be accurate and that reflects the requirements of the OSHA Hazard Communication Standards in effect as of the date of preparation of this Product Specification Sheet. However, no warranty or representation, express or implied, is made as to the accuracy or completeness of the foregoing data and safety information. In addition, no responsibility can be assumed by vendor for any damage or injury resulting from abnormal use, from any failure to adhere to recommended practices or from any hazards inherent in the nature of the product.

© 2001. JCI Jones Chemicals, Inc. All Rights Reserved.