Quick Answer — Iron (II) for Mining in Tanzania (Cyanide Destruction & Effluent Reagent)

KIKI'S Industrial Chemicals is a trusted supplier of Iron (II) Sulphate for mining operations in Tanzania. We deliver technical-grade 98% min FeSO4.7H2O in 50 kg bags and 1 MT pallets directly to gold mines in Geita, Mwanza, Mara, and Kahama for cyanide destruction, heavy metal precipitation, and tailings water remediation.

Ferrous Sulphate Mining Reagent Tanzania is a high-purity inorganic chemical reagent (FeSO4.7H2O, CAS 7782-63-0) deployed in mining hydrometallurgy and tailings environmental management across Tanzania.

Key Facts

  • •Target Mines: Gold mining operations in Geita, North Mara, Kahama, and Chunya
  • •Core Chemical Function: Precipitation of free and WAD cyanide into insoluble iron cyanide complexes
  • •Secondary Roles: Acid mine drainage (AMD) neutralisation and arsenic/heavy metal co-precipitation
  • •Packaging: Rugged 50 kg multi-ply PP bags with internal moisture barrier for rough mine haulage
  • •Transit Corridor: Nairobi to Sirari or Namanga border, arriving at mine sites within 2 to 4 days

Primary Use Cases

Cyanide detoxification in carbon-in-leach (CIL) and CIP tailings slurriesPrecipitation of soluble arsenic and heavy metals from mineral processing effluentAcid mine drainage neutralization and water recycling in tailings management facilitiesSulfide mineral flotation circuit depression and selectivity control
50kg bag of Ferrous Sulphate Heptahydrate 98% Min supplied by KIKI'S Industrial Chemicals Nairobi Kenya
Mining Chemicals & Flotation

Iron (II) for Mining in Tanzania (Cyanide Destruction & Effluent Reagent)

Product Code: KIC-MIN-015

Also known as: Iron (II) for Mining Tanzania, Mining Ferrous Sulphate Lake Victoria, Cyanide Detoxification Iron Reagent, AMD Control Ferrous Sulphate

Synonyms: Iron (II) for mining in Tanzania, Mining ferrous sulfate Tanzania, Gold processing iron reagent Tanzania, FeSO4.7H2O mining grade, CAS 7782-63-0

Iron (II) for Mining in Tanzania (98% Min FeSO4.7H2O) supplies gold mines and mineral processing operations across Geita, Mwanza, Mara, Kahama, and Chunya with high-tonnage reagents for tailings cyanide destruction, heavy metal precipitation, and acid mine drainage (AMD) remediation.

CAS Number
7782-63-0
Formula
FeSO4.7H2O
IUPAC Name
Iron(II) sulfate heptahydrate
Molecular Weight
278.01 g/mol
EC Number
231-753-5
UN Number
Non-regulated for domestic and regional road transport
Chemical Family
Mining Reagents / Inorganic Iron Salts
Grade
Mining Technical Reagent Grade
Purity
98% Min FeSO4.7H2O (approx. 19.7% elemental Fe)
Physical Form
Crystal

Available Packaging

50 kg Heavy-Duty PP Bag with PE Liner (Mine Site Unit)Palletized Mining Pack (20 x 50 kg bags = 1 MT stretch-wrapped)Full Truckload / Containerload (20 to 28 Metric Tons)

Product Overview

KIKI'S Industrial Chemicals supplies technical Iron (II) Sulphate Heptahydrate 98% Min engineered specifically for the operational demands of the Tanzanian mining sector, notably the prolific Lake Victoria Goldfields (Geita, Mwanza, Mara, Shinyanga, Kahama) and the Lupa Goldfield in Chunya.

In gold cyanidation circuits, ferrous sulphate serves as a vital detoxification reagent, complexing toxic free cyanide ions into stable, non-toxic ferrocyanide compounds (Prussian blue complexes: Fe4[Fe(CN)6]3) prior to tailings pond discharge.

Dispatched from Nairobi directly across the Kenya-Tanzania border (via Sirari or Namanga), our mining consignments arrive on palletized flatbeds and closed box semi-trailers directly at mine site reagent laydowns.

Technical Description

In mining hydrometallurgy, Fe2+ reacts with free cyanide (CN-) and weak acid dissociable (WAD) cyanide complexes at pH 8.0 to 10.0 to form hexacyanoferrate(II) [Fe(CN)6]4-, which subsequently precipitates with excess ferrous or ferric ions as insoluble iron cyanide species: 6CN- + Fe2+ -> [Fe(CN)6]4-, followed by 3[Fe(CN)6]4- + 4Fe3+ -> Fe4[Fe(CN)6]3(s).

Furthermore, in acid mine drainage (AMD) control and sulfide flotation tailings ponds, ferrous iron acts as a primary coagulant and electron donor, co-precipitating soluble arsenic, antimony, copper, and zinc into dense mineral hydroxide precipitates that settle rapidly in thickeners and tailings dams.

Complete Chemical Specifications

FeSO4.7H2O Assay
98.2% to 99.5% [Method: Titrimetric]
Elemental Iron (Fe)
19.8% [Method: AAS]
Water Insoluble Residue
< 0.02% [Method: Gravimetric]

Physical & Chemical Properties

Appearance
Pale green crystalline solid
Odour
Odourless
pH
3.0 to 4.0 (5% aqueous solution)
Density
1.895 g/cm3
Boiling Point
> 300 degrees Celsius
Melting Point
64 degrees Celsius
Solubility
Soluble in water (approx 25.6 g/100 mL at 20 degrees Celsius)

Commercial Availability

Stock Status
InStock
Lead Time
2 to 4 business days to Lake Victoria Goldfields (Geita, Mwanza, Mara, Kahama); 4 to 6 business days to Chunya / Mbeya
MOQ
2,000 kg (2 Metric Tons = 40 bags)
Delivery Regions
Geita Gold Mining District (Geita town, Nyankanga, Buckreef corridor), Mwanza Mining Services and Logistics Belt, Mara Region (North Mara, Tarime, Musoma mining corridor), Shinyanga and Kahama Gold and Diamond Mining Belt (Bulyanhulu, Buzwagi), Southwestern Mining Zone (Chunya, Lupa Goldfield, Mbeya)

Mining procurement teams can request scheduled bulk delivery contracts with site offloading. Contact our mining reagent trading desk for formal commercial tender bids and site delivery logistics.

Commercial Sectors

Target Industries

Quarry mining engineers inspecting aggregate screening and mineral processing slurries in Athi River, Kenya
Industry Sector

Chemicals for Mining, Mineral Leaching & Construction in Kenya

From gold leaching operations in western Kenya and mineral sand processing at the coast to major infrastructure and commercial concrete batching across East Africa, heavy extractive and construction industries require potent process chemicals. KIKI'S supplies technical leaching acids, concrete accelerators, grinding aids, and quarry dust suppressants engineered for demanding site conditions.

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Industry Sector

Industrial & Municipal Water Treatment Chemicals Supplier Kenya

From high-turbidity surface runoff during the long rains in the Tana and Athi river basins to mineral-heavy, high-fluoride volcanic boreholes across the Great Rift Valley, water treatment in Kenya is a demanding technical discipline. Whether treating municipal potable supplies or clarifying industrial effluent for NEMA compliance, KIKI'S supplies certified coagulants, flocculants, disinfectants, and membrane antiscalants.

of Kenya's water treatment plants use chemicals we supply:60%

Process Compatibility

Suitable Applications

Storage Guidelines

Store at the mine reagent yard on concrete hardstands under covered roof structures. Pallets should be stacked neatly and protected from direct equatorial sunlight and seasonal torrential rainfall.

Inspect packaging for torn liners prior to pneumatic or mechanical hoisting into reagent dissolution tanks.

Handling Advisory

Mine operators must enforce full site PPE: safety glasses with side shields, chemical-resistant nitrile gloves, dust respirators, hard hats, and steel-toe work boots during bag slitting and hopper charging.

Ensure eyewash stations and safety showers are functional within 10 metres of chemical preparation mixing tanks.

Safety & Chemical Handling Advisory

Safety Advisory

Flush eyes with copious clean water for 15 minutes. Wash exposed skin with soap and water. If swallowed, seek prompt mine clinic medical attention.

GHS:Acute Tox. 4 (H302), Skin Irrit. 2 (H315), Eye Irrit. 2A (H319)
Signal Word:WARNING
Transport:Non-hazardous for commercial regional road transport
Packing Group:PG III

Hazard Statements

  • • H302: Harmful if swallowed
  • • H315: Causes skin irritation
  • • H319: Causes serious eye irritation

Precautionary Statements

  • • P264: Wash hands thoroughly after handling
  • • P280: Wear protective gloves and eye protection
  • • P301+P312: IF SWALLOWED: Call a poison centre or doctor if unwell
  • • P305+P351+P338: IF IN EYES: Rinse cautiously with water for several minutes

PPE Requirements

Mining-standard safety glasses with side shieldsHeavy-duty nitrile or neoprene chemical glovesParticulate respirator during bag slittingMine-certified steel-toe boots and high-visibility vest

COMMERCIAL & TECHNICAL GUIDANCE

Frequently Asked Questions — Iron (II) for Mining in Tanzania (Cyanide Destruction & Effluent Reagent)

Technical, regulatory, and supply guidance for Iron (II) for Mining in Tanzania (Cyanide Destruction & Effluent Reagent).

Ferrous ions react with free and complexed cyanide in tailings effluent to form hexacyanoferrate(II) complexes, which react further with excess iron to precipitate non-toxic insoluble iron cyanides (Prussian blue), lowering dissolved cyanide below discharge limits.

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