TRIBASIC CALCIUM PHOSPHATE

MOLECULAR FORMULA:Ca5(OH)(PO4)3         MOL.WT: 502.31                   CAS NO.7758-23-8

DESCRIPTION: WHITE AMORPHOUS POWDER

GRADES

SPECIFICATION

IP

BP

USP

ACS

AR

LR

FCC

IDENTIFICATION

 

TO COMPLY

TO COMPLY

TO COMPLY

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CLARITY OF THE SOLUTION

 

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TO COMPLY

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ACID-INSOLUBLE SUBSTANCES

MAX.

0.3%

0.2%

0.2%

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SOLUBILITY

 

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TO COMPLY

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WATER-SOLUBLE SUBSTANCES

 

0.5%

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0.5%

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ARSENIC

MAX.

5PPM

4PPM

3PPM

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BARIUM

MAX.

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TO COMPLY

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DIBASIC SALT AND CALCIUM OXIDE

 

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TO COMPLY

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HEAVY METALS

MAX.

40PPM

30PPM

0.003%

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IRON

MAX.

200PPM

400PPM

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CARBONATE

MAX.

TO COMPLY

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TO COMPLY

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CHLORIDES

MAX.

0.1%

0.15%

0.14%

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SULPHATES

MAX.

0.6%

0.5%

0.8%

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PROTEINOUS SUBSTANCES

MAX.

TO COMPLY

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LOSS ON IGNITION @8000C

MAX.

8.0%

8.0%

8.0%

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WATER

MAX

2.5%

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ASSAY

MAX

90.0-100.5%

35.0-40.0% OF Ca

34.0-40.0% OF Ca

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FLOURIDES

MAX.

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75PPM

0.0075%

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NITRATE

 

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TO COMPLY

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