Cream of Tartar, also known as potassium bitartrate, is a white powdery substance that is a byproduct of winemaking. It is processed from the potassium acid salt of tartaric acid. Cream of Tartar can be used in baking or as a cleaning agent when mixed with an acidic substance, such as lemon juice or white vinegar. The Cream of Tartar USPF/FCC/Food Grade available at Lab Alley is appropriate for food, personal care, household, and chemistry uses due to its purity level and certification from the United States Pharmacopeia (USP).
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Product Information
More Information
CAS
868-14-4
Synonyms
Potassium bitartrate, L(+) Potassium Hydrogen Tartrate, Monopotassium SALT of L-2,3-dihydroxybutanedioic acid, Potassium acid tartrate, Monopotassium tartrate, Beeswing
Assay
99.0% min
PubChem ID
23681127
Grade
USP/NF, FCC Grade
Color
Not more opalescent than
suspension II
Physical form
Solid powder
Appearance
White
Odor
Odorless
pH
3,4 - 3,6
Density
1.984 at 18ºC
Solubility
1 g dissolves in 16 mL boiling water
Molecular formula
C4H5KO6
Molecular weight
188.177
Arsenic (As)
Max 1 ppm
Autoship Available
Yes
Chloride (Cl)
Max 500 ppm
Heavy metals
Max 2 ppm
Insoluble matter
To Pass Test
Iron (Fe)
Max 10 ppm
Lead (Pb)
Max 2 ppm
Loss on drying
Max. 0.5 %
Sulfate (SO4)
Max 500 ppm
Reviews
Safety and Shipping
GRAS Reference Citation 21CFR 184.1077.
This chemical is not considered hazardous by the 2012 OSHA Hazard Communication Standard (29 CFR 1910.1200)
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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.
