SoleChem

Cobalt sulfate heptahydrate

CAS
10026-24-1
EC
600-050-9
Mol. Weight
281.11 g/mol

Description

Cobalt sulfate heptahydrate (CAS 10026-24-1), also known as cobaltous sulfate heptahydrate, is a water-soluble cobalt salt supplied primarily as a crystalline solid. It functions as a source of bioavailable cobalt across agricultural, industrial, and specialty chemical applications.

In agriculture, it corrects cobalt deficiencies in livestock feed formulations and soil amendment programs where ruminant health depends on adequate trace mineral intake. This ensures optimal growth and metabolic function in cattle and sheep.

Battery and electroplating industries use it as a cobalt source in electrodeposition baths and as a precursor in the synthesis of cobalt-based cathode materials. These applications are critical for the production of modern energy storage systems.

In catalyst manufacturing, it serves as a starting material for producing cobalt oxide and mixed-metal catalysts used in hydroprocessing and Fischer-Tropsch synthesis. These processes are essential for refining and chemical production.

Personal care formulators incorporate it at controlled levels in certain hair colorant systems where cobalt ions contribute to oxidative dyeing chemistry. This specialized use requires precise concentration management for safety.

Cobalt sulfate heptahydrate is supplied as pink-red crystalline granules or powder. Technical and feed-grade specifications are the most commonly traded forms, with purity levels typically ranging from 98% to 99%+.

Packaging is available in bags and drums suited to bulk industrial procurement. Our supply chain ensures consistent quality and reliable delivery for large-scale manufacturing and agricultural distribution networks.

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Physical Properties

Melting Point 96.8 °C
Boiling Point 420 °C
Density 1.95 g/cm³
Appearance Red powder or rose pink crystalline solid. Odorless.
Color Red-brown
Form Solid
Water Solubility 362 g/L (20 ºC)
pH 4 (100g/l, H2O, 20℃)
Log P -1.031 (est)

Safety & Handling (Learn More)

Danger GHS06 GHS07 GHS08 GHS09
Hazard Statements
H301 H301
H302 H302
H317 H317
H319 H319
H334 H334
H341 H341
H350 H350
H351 H351
H360 H360
H361 H361
H372 H372
H373 H373
H400 H400
H410 H410
H413 H413
Precautionary Statements
P203 P203
P233 P233
P260 P260
P261 P261
P264 P264
P270 P270
P271 P271
P272 P272
P273 P273
P280 P280
P284 P284
P318 P318
P319 P319
P321 P321
P330 P330
P391 P391
P403 P403
P405 P405
P501 P501
P264+P265 P264+P265
P301+P316 P301+P316
P301+P317 P301+P317
P302+P352 P302+P352
P304+P340 P304+P340
P333+P317 P333+P317
P337+P317 P337+P317
P342+P316 P342+P316
P362+P364 P362+P364
P305+P351+P338 P305+P351+P338

Trade & Regulatory

HS Code 28332930
UN Number 3082
ADR Class 9
Packing Group III
WGK (Germany) 2

Documentation

Other Names

Cobalt monosulfate heptahydrate|cobaltous sulfate heptahydrate|Cobalt(II) sulfate heptahydrate|cobalt(2+) sulfate heptahydrate|Cobalt sulphate heptahydrate|Cobalt(II) sulphate heptahydrate|Cobalt(II) sulfate (1:1), heptahydrate

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