Ammonium Iron(III) Sulfate (FAS) or Iron Alum is a double salt of the Alums class of chemicals
having the generic formula AB(SO4)2·12H2O. FeNH4(SO4)2·12H2O. It has the appearance of
violet-tinged octahedral crystals at ambient conditions. Any chemical that fulfils the ACS
(American Chemical Society) purity criteria is referred to as the ACS Grade reagent. ACS Grade
reagents can be used in high quality research labs for reliable, consistent and repetitive results. Lab
Alley is selling its premium quality products online at laballey.com in the United States of America
(USA). Lab Alley’s Ferric Ammonium Sulfate Crystal, ACS Grade is suitable for commercial,
industrial, and lab applications.
Competitive pricing and well-stocked US-based inventory.
Fast 1-2 business days shipping, including hazmat transport.
Exceptional customer service and chemical technical support.
Delivery on budget, on time, every time.
Product Information
More Information
CAS
7783-83-7
Assay
98.5-102.0%
Grade
ACS Grade
Molecular formula
FeNH4(SO4)2·12H2O
Molecular weight
482.19
Autoship Available
No
Ferrous Iron
To Pass Test (Limit about 0.001%)
Insoluble matter
0.01%
Nitrate (NO3)
0.01%
Reviews
Safety and Shipping
Please contact us to request a Safety Data Sheet (SDS) and Certificate of Analysis (COA) for Ferric Ammonium Sulfate Crystal ACS.
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This chemical will only be shipped to addresses that are:
Businesses
Schools and Universities
Laboratories
If you use a residential address during checkout, we will automatically remove this item from your order prior to shipping.
If your order includes more than 1 lb of mercury, it must be shipped to a commercial address, lab, or school.
Please note that we’re unable to ship mercury—of any amount—to apartments or shipping/parcel stores.
Ineligible orders will be automatically canceled.
If you are purchasing SDA in 5 gallons or more, you are required to provide a TTB permit showing how much of the product you are allowed to purchase per year. Please email your TTB permit to customercare@laballey and include your Order Number.
