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Calcium Hydroxide USP/FCC

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Product Description

PRODUCT

Calcium Hydroxide USP/FCC

CAS #

1305-62-0

SYNONYM

Calcium hydrate; Carboxide; Agricultural Lime; Calcium hydroxide (Ca(OH)2); Calcium dihydroxide

FORMULA

Ca(OH)2

PRODUCT TYPE

Inorganic

Product Specifications

DRY BRIGHTNESS

94 (93 - 98)

% THRU 200 MESH

99.8

LOSS ON IGNITION, USP<733>

8-11 % (8 - 11)

SURFACE AREA (M2/G)

16.0

CA (OH) 2-CALCIUM HYDROXIDE (%)

98.5 (95.0 - 100.5)

CALCIUM CARBONATE

0.24 %

ACID INSOLUBLE MATTER

0.1 % max (NMT 0.5)

ONE POUND BULKS, (GALLONS)

0.0522

HEAVY METALS; USP <231>

1 ppm max (NMT 20ppm)

CARBONATE EFFERVESCENCE

Slight

SPECIFIC GRAVITY

2.34

PB-LEAD

0.10 ppm max

PRODUCT SPECIFICATION REVISED

March 2004

LOOSE DENSITY (LBS./FT 3)

24 (19 - 24)

MOISTURE

0.5 % max (NMT 0.8)

PH

12.4 (11.5 - 13.0)

TAPPED DENSITY (LBS./FT.3)

40 (40 -45)

POUNDS / SOLID GALLONS

19.16

% THRU 325 MESH

99

AS-ARSENIC

0.50 ppm max

MAGNESIUM & ALKALI SALTS (% MAX)

0.8 (NMT 4.8)

F-FLUORIDE

40 ppm max

INSOLUBILITY

in alcohol

MELTING POINT

loses water at 580 c

MOLECULAR WEIGHT

74.10

SOLUBILITY

glycerol, syrup, acid

DENSITY

2.34

SLIGHTLY SOLUBLE

in water

NOTES

Applications:

Pharmaceutical: Calcium Hydroxide is used in topical medicinal salves, gastric preparations, as a filling agent, neutralizing agent and pH buffer in various pharmaceutical preparations.

Other: Water softening, neutralization of pickling and other acid wastes, the manufacture of insecticides and pesticides and a wide variety of chemical processes for Ph control.

Use: BUFFERING

FUNCTIONS

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