Documents
AX1385
Ammonium sulfate
Meets ACS Specifications, Meets Reagent Specifications for testing USP/NF monographs GR ACS
Recommended Products
Agency
meets USP/NF
Quality Level
vapor pressure
<1 Pa ( 25 °C)
Assay
≥99.0%
form
crystals
impurities
≤0.005% Insoluble matter
ign. residue
≤0.005%
color
white
pH
5 (100 g/L in H2O)
mp
>280 °C (dec.) (lit.)
solubility
754-764 g/L
density
1.77 g/mL at 25 °C (lit.)
anion traces
chloride (Cl-): ≤5 ppm
nitrate (NO3-): ≤0.001%
phosphate (PO43-): ≤5 ppm
cation traces
Fe: ≤5 ppm
heavy metals: ≤5 ppm
shipped in
ambient
storage temp.
room temp
SMILES string
N.N.OS(O)(=O)=O
InChI
1S/2H3N.H2O4S/c;;1-5(2,3)4/h2*1H3;(H2,1,2,3,4)
InChI key
BFNBIHQBYMNNAN-UHFFFAOYSA-N
Looking for similar products? Visit Product Comparison Guide
Related Categories
1 of 4
This Item | A3920 | 31119 | A2939 |
|---|---|---|---|
| assay ≥99.0% | assay ≥99.0% | assay ≥99% | assay ≥99.0% |
| form crystals | form powder | form crystals | form powder or crystals |
| impurities ≤0.005% Insoluble matter | impurities - | impurities ≤0.005% in water insoluble matters, ≤5 ppm heavy metals (by ICP-OES) | impurities Insoluble matter, passes filter test |
| pH 5 (100 g/L in H2O) | pH 5.0-6 (25 °C, 132 g/L) | pH 5-6 (25 °C, 5%) | pH 5.0-6.0 (20 °C, 1 M in H2O) |
| mp >280 °C (dec.) (lit.) | mp >280 °C (dec.) (lit.) | mp >280 °C (dec.) (lit.) | mp >280 °C (dec.) (lit.) |
Application
Analysis Note
Storage Class Code
13 - Non Combustible Solids
WGK
WGK 1
Flash Point(F)
Not applicable
Flash Point(C)
Not applicable
Certificates of Analysis (COA)
Search for Certificates of Analysis (COA) by entering the products Lot/Batch Number. Lot and Batch Numbers can be found on a product’s label following the words ‘Lot’ or ‘Batch’.
Already Own This Product?
Documents related to the products that you have purchased in the past have been gathered in the Document Library for your convenience.
Difficulty Finding Your Product Or Lot/Batch Number?
How to Find the Product Number
Product numbers are combined with Pack Sizes/Quantity when displayed on the website (example: T1503-25G). Please make sure you enter ONLY the product number in the Product Number field (Example: T1503).
Example:
Additional examples:
705578-5MG-PW
PL860-CGA/SHF-1EA
MMYOMAG-74K-13
1000309185
enter as 1.000309185)
Having trouble? Feel free to contact Technical Service for assistance.
How to Find a Lot/Batch Number for COA
Lot and Batch Numbers can be found on a product's label following the words 'Lot' or 'Batch'.
Aldrich Products
For a lot number such as TO09019TO, enter it as 09019TO (without the first two letters 'TO').
For a lot number with a filling-code such as 05427ES-021, enter it as 05427ES (without the filling-code '-021').
For a lot number with a filling-code such as STBB0728K9, enter it as STBB0728 without the filling-code 'K9'.
Not Finding What You Are Looking For?
In some cases, a COA may not be available online. If your search was unable to find the COA you can request one.
Customers Also Viewed
Our team of scientists has experience in all areas of research including Life Science, Material Science, Chemical Synthesis, Chromatography, Analytical and many others.
Contact Technical Service