Product Specifications
Chemical identification is standardized for industrial and laboratory procurement traceability. The registered chemical name is Ammonium Ferric Sulfate, with the dodecahydrate molecular formula NH4Fe(SO4)2·12H2O, molecular weight of 482.19 g/mol, and CAS registry number 10138-04-2. All identifiers comply with global chemical registration standards for cross-border procurement, customs declaration and material auditing.
Physical & Solubility Properties
The product presents as standard lavender octahedral crystalline particles under normal ambient conditions. Surface color gradually shifts to light brown upon prolonged exposure to open air due to natural surface oxidation. It features complete water solubility in conventional aqueous solutions for laboratory and industrial formulation use, and shows no solubility in ethanol solvent, enabling precise solvent separation and purification in downstream processes. All physical properties are consistent across production batches for stable process compatibility.
Industrial & Laboratory Applications
This ferric ammonium sulfate grade is configured for practical industrial and analytical scenarios. It serves as a conventional analytical reagent for chemical testing, titration and laboratory component calibration. It acts as a functional mordant in textile and dyeing processes to improve dye adhesion stability. Additionally, it is applied as a qualified raw material for pharmaceutical intermediate production and fine chemical manufacturing, matching mainstream industrial process requirements.
Standard Packaging Specification
Industrial standard double-layer packaging is adopted to ensure product stability during transit and storage. The inner layer is a sealed polyethylene bag for moisture and contamination isolation; the outer layer is a reinforced compound plastic woven bag for physical compression and tear resistance. Each finished package has a fixed net weight of 25kg, meeting international bulk chemical packaging specifications for palletized loading and container transportation.
Storage & Transportation Requirements
Warehouse storage requires dry, ventilated and ambient temperature conditions to prevent moisture absorption and structural deterioration. During road and sea transportation, goods are kept away from high-temperature sources and humid environments to maintain crystalline stability. Manual and mechanical unloading operations follow careful handling protocols to avoid package breakage and product leakage. Segregated storage and transportation from all toxic chemicals is mandatory to comply with industrial chemical safety regulations and eliminate cross-contamination risks.

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Specification |
Specifications |
GB/T1279-2008 |
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AR |
CP |
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content(NH4Fe(SO4)2·12H2O),w/% ≥ |
Content ( NH4Fe(SO4)2·12H2O),w/% ≥ |
99.0 |
98.0 |
|
Water insoluble matterw/% ≤ |
Water insoluble, w/% ≤ |
0.005 |
0.015 |
|
chloride(Cl),w/% ≤ |
Chlorides(Cl),w/% ≤ |
0.0005 |
0.005 |
|
Nitrate(NO),w/% ≤ |
Nitrates(NO),w/% ≤ |
0.01 |
0.02 |
|
sodium(Na),w/% ≤ |
Sodium (Na),w/% ≤ |
0.01 |
0.05 |
|
magnesium(Mg),w/% ≤ |
Magnesium(Mg),w/% ≤ |
0.001 |
0.05 |
|
Potassium(K),w/% ≤ |
Potassium(K),w/% ≤ |
0.01 |
0.05 |
|
manganese(Mn),w/% ≤ |
Manganese(Mn), w/% ≤ |
0.005 |
---- |
|
Ferrous(Fe),w/% ≤ |
Ferrous(Fe),w/% ≤ |
0.001 |
0.005 |
|
copper(Cu),w/% ≤ |
Copper(Cu),w/% ≤ |
0.002 |
0.01 |
|
Zinc(Zn),w/% ≤ |
Zinc(Zn),w/% ≤ |
0.003 |
0.01 |
|
lead(Pb),w/% ≤ |
Lead(Pb),w/% ≤ |
0.001 |
---- |

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