Hummel Croton Inc.
10 Harmich Road
South Plainfield, NJ 07080

Tel: 908-754-1800
Fax: 908-754-1815

Data Sheet
Magnesium Oxalate Dihydrate

Product Code 13-0650
Appearance Colorless Crystals
Assay 99.70%
Chlorides 0.002%
Sulfates 0.002%
Heavy Metals (as Pb) 0.0005%
Iron 0.001%
Moisture 0.20%


PACKAGING:300 lb. Drum

USES: Magnesium oxalate dihydrate is used in the ceramic and refractory industries.

HANDLING: Avoid inhalation and ingestion and contact with eyes and skin. Avoid conversion to carbon monoxide, which is toxic. Since no exposure limits have been established by OSHA and ACGIH, we recommend that our product be treated as a nuisance dust 15mg/m3. See SDS for more information.

PROPER SHIPPING NAME: Toxic Solid Organic, n.o.s, (Magnesium Oxalate)

SHIPPING INFORMATION: UN# 2811, PG III, Class 6.1 Label Code 6.1

Magnesium Oxalate Dihydrate

CAS Number 547-66-0
RTEC Number N/A
Water Solubility Practically Insoluble
EINEC Number N/A
Molecular Wt. 148.37
Molecular Formula MgCO2O4 • 2H2O

No warranty, expressed or implied, or merchantability, fitness for a particular purpose or otherwise is made, except that the products herein discussed comply with the chemical description on the labels. Buyer assumes risks of the use, storage and handling. Hummel shall not be liable for any incidental or consequential damages arising directly or indirectly in connection with the purchase, use, storage or handling of this product. The information contained herein is, to the best of our knowledge, true and accurate. However, all recommendations or suggestions are made without guarantee, since the conditions of use are beyond our control. We disclaim any liability incurred in connection with the use of these data or suggestions. This information is not to be taken as a license to operate under, or a recommendation to infringe any patent(s). The observance of all regulations and patents is the responsibility of the user. No agent, representative or employee of this company is authorized to vary any terms of this notice.