Aluminium Ammonium Sulphate Dodecahydrate 99%

Aluminium Ammonium Sulphate Dodecahydrate 99% feedback

Aluminium Ammonium Sulphate Dodecahydrate 99%

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Price: £7.95

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Pack: 2 x 250g

Price: £10.95

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Stock Availability

On Shelf - Approx. UK delivery date: Friday the 11th April 2025*

In bulk stock - ships within 4 - 8 Days (Excluding weekends and public holidays)

4 - 6 Weeks Approx.

UK Shipping

We can only ship to Northern Ireland where a Royal Mail postal option has been chosen at checkout.

We can only ship to the following postcodes where a Royal Mail postal option has been chosen at checkout.

AB, DD, DG3, DG4, DG6 - DG9, EH, FK, G, HS, IM, IV, KA, KW, KY, ML, PA, PH, PO30 - PO41, TD, TR21 - TR25, ZE

* We will always try to ship as early as possible

Applications

As a mordant in hand dyeing
Making crystals
Is an astringent/styptic and antiseptic
A natural deodorant by inhibiting the growth of the bacteria responsible for body odor
General Laboratory Reagent

General

Ammonium aluminium sulfate, also known as ammonium alum or just alum, is a white crystalline double sulfate usually encountered as the dodecahydrate, formula (NH4)Al(SO4)2-12H2O.

It is used in small amounts in a variety of niche applications.

The dodecahydrate occurs naturally as the rare mineral tschermigite.

Specification

Minimum Assay: >99%
Molecular Formula: AlH4(SO4)2-12H2O
Molecular Weight: 453.32 g/mol
Melting Point: 93.5 C
Solubility in water (% weight): 14% in water
Insoluble matter: <0.001%
Reaction: 3.22
Chloride (Cl): <0.001%
Nitrate (NO3): <0.001%
Phosphate (PO4): 0.002%
Silicate (SiO3): <0.002%
Arsenic (As): <0.00005%
Copper (Cu): 0.00009%
Iron (Fe): 0.00034%
Lead (as Pb): 0.001%
Potassium (K): <0.0004%
Sodium (Na): <0.001%
Calcium (Ca): <0.0001%

Hazards

Hazard Phrases: Causes skin irritation. Causes serious eye irritation. May cause respiratory irritation.

Prec Phrases: Avoid breathing dust/fume/gas/mist/vapours/spray. Wash hands thoroughly after handling. Wear protective gloves/protective clothing/eye protection/face protection. IF ON SKIN: Wash with plenty of soap and water. IF INHALED: Remove victim to fresh air and keep at rest in a position comfortable for breathing. If skin irritation occurs: Get medical advice/attention. If eye irritation persists: Get medical advice/attention.

Harmful CLP Image

Cas No: 7784-26-1

Einecs No: 232-055-3

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Code	Pack	Price
SCALUMAMMSUL-FOIL-100G	100g	£5.95
SCALUMAMMSUL-FOIL-2X100G	2 x 100g	£7.95
SCALUMAMMSUL-FOIL-250G	250g	£7.95
SCALUMAMMSUL-FOIL-2X250G	2 x 250g	£10.95
SCALUMAMMSUL-FOIL-500G	500g	£9.95
SCALUMAMMSUL-1KG	1Kg	£20.47
SCALUMAMMSUL-2.5KG	2.5Kg	£41.24
SCALUMAMMSUL-5KG	5Kg	£63.95
SCALUMAMMSUL-2X5KG	2 x 5Kg	£119.95
SCALUMAMMSUL-25KG	25Kg	£249.95

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