Aluminum hydroxide
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- $6 - $4287.08
- Product name: Aluminum hydroxide
- CAS: 21645-51-2
- MF: AlH3O3
- MW: 78
- EINECS:244-492-7
- MDL Number:MFCD00003420
- Synonyms:AHDG;HYDRARGILLITE;ALUMINIUM HYDROXIDE POWDER PURE, HYDRARG;AluMinuM hydroxide (pharMaceutical grade);Aluminium hydroxide,activated;Dried AluMinuM Hydroxide Gel, Powder, USP;AluMiniuM hydroxide, powder, extra pure 500GR;ALUNINIUM HYDROXIDE
95 prices
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Brand
- A2B
- aablocks
- AK Scientific
- Ambeed
- American Custom Chemicals Corporation
- Apolloscientific
- Arctom
- Atlantic Research Chemicals
- Biosynth
- Chem-Impex
- ChemScene
- GFS CHEMICALS
- Medical Isotopes, Inc.
- Sigma-Aldrich
- Strem Chemicals
- Thermo Scientific Chemicals
- TRC
- Usbiological
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- 5mg
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- 1g
- 5g
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- 1kg:
- 2 kg
- 10 kg
- 25 g
- 48Tests
- 500 g
- ManufacturerA2B
- Product numberAB70622
- Product descriptionAluminum Hydroxide 97%
- Packaging5g
- Price$8
- Updated2026-05-25
- Buy
- ManufacturerA2B
- Product numberAB70622
- Product descriptionAluminum Hydroxide 97%
- Packaging250g
- Price$15
- Updated2026-05-25
- Buy
- ManufacturerA2B
- Product numberAB70622
- Product descriptionAluminum Hydroxide 97%
- Packaging500g
- Price$16
- Updated2026-05-25
- Buy
- ManufacturerA2B
- Product numberAB70622
- Product descriptionAluminum Hydroxide 97%
- Packaging25g
- Price$12
- Updated2026-05-25
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- ManufacturerA2B
- Product numberAB70622
- Product descriptionAluminum Hydroxide 97%
- Packaging1000g
- Price$25
- Updated2026-05-25
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- Manufactureraablocks
- Product numberAA003NQA
- Product descriptionAluminum Hydroxide 97%
- Packaging25g
- Price$12
- Updated2026-05-28
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- Manufactureraablocks
- Product numberAA003NQA
- Product descriptionAluminum Hydroxide ≥99.9%metalsbasis
- Packaging250g
- Price$16
- Updated2026-05-28
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- Manufactureraablocks
- Product numberAA003NQA
- Product descriptionAluminum Hydroxide
- Packaging500g
- Price$18
- Updated2026-05-28
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- Manufactureraablocks
- Product numberAA003NQA
- Product descriptionAluminum Hydroxide 97%
- Packaging5g
- Price$8
- Updated2026-05-28
- Buy
- Manufactureraablocks
- Product numberAA003NQA
- Product descriptionAluminum Hydroxide 99%
- Packaging1000g
- Price$28
- Updated2026-05-28
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- ManufacturerAK Scientific
- Product numberR848
- Product descriptionAluminum hydroxide
- Packaging2.5kg
- Price$115
- Updated2021-12-16
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- ManufacturerAmbeed
- Product numberA663451
- Product descriptionAluminum hydroxide 99%
- Packaging500g
- Price$6
- Updated2021-12-16
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- ManufacturerAmbeed
- Product numberA663451
- Product descriptionAluminum hydroxide 99%
- Packaging1kg
- Price$8
- Updated2021-12-16
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- ManufacturerAmerican Custom Chemicals Corporation
- Product numberING0007719
- Product descriptionALUMINUM HYDROXIDE 95.00%
- Packaging100G
- Price$2445.51
- Updated2021-12-16
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- ManufacturerAmerican Custom Chemicals Corporation
- Product numberING0007719
- Product descriptionALUMINUM HYDROXIDE 95.00%
- Packaging500G
- Price$4287.08
- Updated2021-12-16
- Buy
- ManufacturerApolloscientific
- Product numberIN1032
- Product descriptionAluminum (III) Hydroxide 95%
- Packaging50g
- Price$24
- Updated2026-06-04
- Buy
| Manufacturer | Product number | Product description | Packaging | Price | Updated | Buy |
|---|---|---|---|---|---|---|
| A2B | AB70622 | Aluminum Hydroxide 97% | 5g | $8 | 2026-05-25 | Buy |
| A2B | AB70622 | Aluminum Hydroxide 97% | 250g | $15 | 2026-05-25 | Buy |
| A2B | AB70622 | Aluminum Hydroxide 97% | 500g | $16 | 2026-05-25 | Buy |
| A2B | AB70622 | Aluminum Hydroxide 97% | 25g | $12 | 2026-05-25 | Buy |
| A2B | AB70622 | Aluminum Hydroxide 97% | 1000g | $25 | 2026-05-25 | Buy |
| aablocks | AA003NQA | Aluminum Hydroxide 97% | 25g | $12 | 2026-05-28 | Buy |
| aablocks | AA003NQA | Aluminum Hydroxide ≥99.9%metalsbasis | 250g | $16 | 2026-05-28 | Buy |
| aablocks | AA003NQA | Aluminum Hydroxide | 500g | $18 | 2026-05-28 | Buy |
| aablocks | AA003NQA | Aluminum Hydroxide 97% | 5g | $8 | 2026-05-28 | Buy |
| aablocks | AA003NQA | Aluminum Hydroxide 99% | 1000g | $28 | 2026-05-28 | Buy |
| AK Scientific | R848 | Aluminum hydroxide | 2.5kg | $115 | 2021-12-16 | Buy |
| Ambeed | A663451 | Aluminum hydroxide 99% | 500g | $6 | 2021-12-16 | Buy |
| Ambeed | A663451 | Aluminum hydroxide 99% | 1kg | $8 | 2021-12-16 | Buy |
| American Custom Chemicals Corporation | ING0007719 | ALUMINUM HYDROXIDE 95.00% | 100G | $2445.51 | 2021-12-16 | Buy |
| American Custom Chemicals Corporation | ING0007719 | ALUMINUM HYDROXIDE 95.00% | 500G | $4287.08 | 2021-12-16 | Buy |
| Apolloscientific | IN1032 | Aluminum (III) Hydroxide 95% | 50g | $24 | 2026-06-04 | Buy |
Properties
Melting point :300℃
Boiling point :2980℃[at 101 325 Pa]
bulk density :~90g/100 mL
Density :2.42 g/cm3 at 20 °C
vapor pressure :<0.1 hPa (20 °C)
refractive index :Average refractive index: 1.57-1.59
storage temp. :Store at +5°C to +30°C.
solubility :0.0015g/l
form :colloidal suspension
Specific Gravity :2.42
color :White
PH :8-9 (100g/l, H2O, 20℃)(slurry)
Odor :Odorless
PH Range :>7
Water Solubility :insoluble
Crystal Structure :Monoclinic
Merck :14,342
Solubility Product Constant (Ksp) :pKsp: 32.89
Exposure limits :ACGIH: TWA 1 mg/m3
Dielectric constant :2.2（Ambient）
Stability :Stable. Incompatible with strong bases.
Major Application :pharmaceutical (small molecule)
Cosmetics Ingredients Functions :SKIN CONDITIONING - EMOLLIENT
OPACIFYING
HUMECTANT
SKIN PROTECTING
VISCOSITY CONTROLLING
COLORANT Cosmetic Ingredient Review (CIR) :Aluminum hydroxide (21645-51-2)
InChI :1S/Al.3H2O/h;3*1H2/q+3;;;/p-3
InChIKey :WNROFYMDJYEPJX-UHFFFAOYSA-K
SMILES :O[Al](O)O
LogP :-1.380 (est)
CAS DataBase Reference :21645-51-2(CAS DataBase Reference)
EPA Substance Registry System :Aluminum hydroxide (21645-51-2)
Boiling point :2980℃[at 101 325 Pa]
bulk density :~90g/100 mL
Density :2.42 g/cm3 at 20 °C
vapor pressure :<0.1 hPa (20 °C)
refractive index :Average refractive index: 1.57-1.59
storage temp. :Store at +5°C to +30°C.
solubility :0.0015g/l
form :colloidal suspension
Specific Gravity :2.42
color :White
PH :8-9 (100g/l, H2O, 20℃)(slurry)
Odor :Odorless
PH Range :>7
Water Solubility :insoluble
Crystal Structure :Monoclinic
Merck :14,342
Solubility Product Constant (Ksp) :pKsp: 32.89
Exposure limits :ACGIH: TWA 1 mg/m3
Dielectric constant :2.2（Ambient）
Stability :Stable. Incompatible with strong bases.
Major Application :pharmaceutical (small molecule)
Cosmetics Ingredients Functions :SKIN CONDITIONING - EMOLLIENT
OPACIFYING
HUMECTANT
SKIN PROTECTING
VISCOSITY CONTROLLING
COLORANT Cosmetic Ingredient Review (CIR) :Aluminum hydroxide (21645-51-2)
InChI :1S/Al.3H2O/h;3*1H2/q+3;;;/p-3
InChIKey :WNROFYMDJYEPJX-UHFFFAOYSA-K
SMILES :O[Al](O)O
LogP :-1.380 (est)
CAS DataBase Reference :21645-51-2(CAS DataBase Reference)
EPA Substance Registry System :Aluminum hydroxide (21645-51-2)
Safety Information
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Description
As absorbent, in chromatography, manufacturing of glass, paper, inks, ceramics, lubricants, cosmeticsAluminum hydroxide is used as a desiccant powder, filler in paper, plastics, rubber and cosmetics. It is used as a smoke suppressant and mordant dye. It is also used in drugs as antacid and antihyperphosphatemic. It is also used as a Claus catalyst support for waterproof fabrics. It is an important starting material for the preparation of other aluminum compounds, calcined alumina, aluminum sulfate, polyaluminum chloride, zeolites, sodium aluminate, activated alumina and aluminum nitrate. In addition, it is used as a fire retardant.More related product prices
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Calcium hydroxide
$12.5-3880 -
Sodium hydroxide
$14-17490 -
Ammonium hydroxide
$14.56-2190
Suppliers and manufacturers
Guangzhou Tosun Pharmaceutical Ltd
Henan Tianfu Chemical Co.,Ltd.
Aluminum hydroxide
CAS:21645-51-2