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Magnesium Aluminum Co-dried Powder C225

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Product Description

PRODUCT

Magnesium Aluminum Co-dried Powder C225

CAS #

1344-28-1; 1309-42-8

SYNONYM

Aluminum Hydroxide - Magnesium Carbonate

FORMULA

Al(OH)2 - MgCO3

Product Specifications

ASSAY

40-44% Al2O3 6-9% MgO

SO4

0.6% Max.

CL

0.85% Max.

NA

0.2% Max.

AS

5ppm max.

HEAVY METALS

50 ppm max.

ACID NEUTRALIZING CAPACITY, USP

25 meq/g Min.

TESTS ACC. PH. EUR. II BP 88

min. pH 1.8/2.3/3.0 max. 40/ max. 35 ml

PH - STAT TEST

min. 70 ml/ 120ml/ 270 ml 0.1 n HCI

ROSETT - RICE TITRATION

Min. 30 minutes

BULK DENSITY, LOOSE

0.2 - 0.3 g/ml

BULK DENSITY, TAPPED

0.3 - 0.4 g/ml

LOSS ON DRYING (105°C/ 2H)

Approx. 10%

PH

10 Max.

NOTES

C 225 Low-sodium aluminum hydroxide-magnesium carbonate co-dried gel, powder; comparable properties to C220, but with a sodium content of less than 0.5%; suitable for low-sodium preparations.

FUNCTIONS

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