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Aluminium Potassium Sulphate 99.5% ACS

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Aluminium Potassium Sulphate 99.5% ACS
  • 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

Potassium alum, potash alum or tawas is the potassium double sulfate of aluminium.

It is commonly found in its dodecahydrate form as KAl(SO4)2ยท12(H2O).

Alum is the common name for this chemical compound, given the nomenclature of potassium aluminum sulfate dodecahydrate.

It is commonly used in water purification, leather tanning, dyeing, fireproof textiles, and baking powder.

It also has cosmetic uses as a deodorant, as an aftershave treatment and as a styptic for minor bleeding from shaving.

  • Minimum Assay: >99.5%
  • Molecular Formula: AlK(S04)2.12H20
  • Molecular Weight: 474.38 g/mol
  • Melting Point: 92 C
  • Water: <4.5%
  • Chloride: <0.01%
  • Iron: <100ppm
  • Aluminium: 5-6%

Hazard Phrases: Not considered harmful under normal laboratory conditions

Cas No: 7784-24-9
Einecs No: 233-141-3
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Date:
19th December 2018
Review:
All good
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Date:
12th December 2018
Review:
thank you ised to tan sheeps pelts.. easy to use as the package weight meant I didn't have to faff about weighing out and could just use 1 sachet for the recipe I had. Thank you
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Date:
5th November 2018
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Date:
19th July 2018
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Great thanks!
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Date:
26th June 2018
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Thanks
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Date:
1st June 2018
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Excellent product and excellent service
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Date:
14th April 2018
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Prompt delivery
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Date:
29th March 2018
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Arrived on time
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Date:
13th March 2018
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Great product, great price
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Date:
24th January 2018
Review:
bought for growing crystals with children not attempted yet but arrived promptly and looking forward to it!
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Date:
14th March 2017
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Just what I wanted
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Date:
24th December 2016
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Date:
4th December 2016
Review:
Extremely fast delivery, Item is Excellent. Will definitely be ordering from again in the future!
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Date:
19th November 2016
Review:
Delivered on time, no fuss, no problems.

For delivery costs, please "Add to Basket" the required pack size and then go to checkout

Stock Availability
= On Shelf
= In bulk stock - ships within 4 - 5 Days (Excluding weekends and public holidays)
= 10-14 Days Approx
Code Pack Price Qty  
POTASHALUM-FOIL-50G 50g £2.95
POTASHALUM-FOIL-100G 100g £3.95
POTASHALUM-FOIL-250G 250g £4.95
POTASHALUM-FOIL-500G 500g £7.95
POTASHALUM-1KG 1Kg £13.95
POTASHALUM-2X1KG 2 x 1Kg £23.95
POTASHALUM-2.5KG 2.5Kg £27.95
POTASHALUM-5KG 5Kg £54.95
POTASHALUM-2X5KG 2 x 5Kg £89.95
POTASHALUM-25KG 25Kg £214.95

Latest Feedback

  • Rating:
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    Date:
    4th February 2019
    Exactly as described
  • Rating:
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    Date:
    28th January 2019
    Excellent service.
  • Rating:
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    Date:
    21st January 2019
    Quick delivery no problems
  • Rating:
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    Date:
    20th January 2019
    Item arrived slightly sooner than expected. Item exactly as described, and I will most likely use them for next purchase as well.
  • Rating:
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    Date:
    17th January 2019
    Arrived a day earlier than estimate. Haven't tried product yet - bought it to remove black water marks off wooden draining board.
  • Rating:
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    Date:
    16th January 2019
    Great . Thanks
  • Rating:
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    Date:
    15th January 2019
    Product arrived on date as promised and was per description
  • Rating:
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    Date:
    14th January 2019
    Exactly what I needed, item as described & on time, will buy again, thank you
  • Rating:
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    Date:
    13th January 2019
    Smooth transaction. Goods arrived on time and were as described. A++
  • Rating:
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    Date:
    13th January 2019
    Smooth transaction. Goods arrived on time and were as described. A++
  • Rating:
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    Date:
    13th January 2019
    Many thanks! I'm using this with bicarbonate of soda and white vinegar to de-grease terracotta tiles on a kitchen floor.
  • Rating:
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    Date:
    13th January 2019
    Too early to comment on how it works, I will probaly reorder from the same firm but would ask for a five litre bottle.
  • Rating:
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    Date:
    8th January 2019
    Great seller, prompt delivery, as described. Many thanks.
  • Rating:
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    Date:
    31st December 2018
    Excellent
  • Rating:
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    Date:
    30th December 2018
    Good
  • Rating:
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    Date:
    30th December 2018
    It does the job I need it .
  • Rating:
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    Date:
    24th December 2018
    Delivered as expected.
  • Rating:
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    Date:
    23rd December 2018
    Exactly as described in very good packaging , quick delivery .
  • Rating:
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    Date:
    23rd December 2018
    Arrived before due date, I was pleased! Will get more from this company.
  • Rating:
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    Date:
    19th December 2018
    All good
  • Rating:
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    Date:
    18th December 2018
    Great
  • Rating:
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    Date:
    17th December 2018
    Prompt service/delivery. Well packed item.
  • Rating:
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    Date:
    14th December 2018
    I had mealy bug on my orchids and it had spread over 5 plants, this has cleared the infestation without killing the plants. Really good thanks
  • Rating:
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    Date:
    13th December 2018
    Great service !!
  • Rating:
    feedback feedback feedback feedback feedback
    Date:
    12th December 2018
    thank you ised to tan sheeps pelts.. easy to use as the package weight meant I didn't have to faff about weighing out and could just use 1 sachet for the recipe I had. Thank you
  • Rating:
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    Date:
    12th December 2018
    good service, well wrapped and protected. bought for use as a modelling solvent it is the best for most plastics.
  • Rating:
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    Date:
    12th December 2018
    Excellent
  • Rating:
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    Date:
    10th December 2018
    Very good packaging.
  • Rating:
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    Date:
    8th December 2018
    good
  • Rating:
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    Date:
    6th December 2018
    Very pleased with the product which arrived three days early.
  • Rating:
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    Date:
    5th December 2018
    No problems
  • Rating:
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    Date:
    3rd December 2018
    All as expected no issues thank you
  • Rating:
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    Date:
    30th November 2018
    Item arrived promptly and exactly as I ordered, thanks
  • Rating:
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    Date:
    20th November 2018
    Brilliant, thank you very much.
  • Rating:
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    Date:
    19th November 2018
    Used to get stains out of Oak, Fantastic !!
  • Rating:
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    Date:
    15th November 2018
    Excellent, thank you
  • Rating:
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    Date:
    14th November 2018
    Item was used for burning letters on wood, it did do the job.
  • Rating:
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    Date:
    10th November 2018
    Great
  • Rating:
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    Date:
    10th November 2018
    Prodotto come da descrizione.
  • Rating:
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    Date:
    10th November 2018
    Prodotto come da descrizione.
  • Rating:
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    Date:
    8th November 2018
    Just the job for cleaning and getting rid of pests from orchid roots.
  • Rating:
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    Date:
    7th November 2018
    The item arrived quickly and was well packaged. Thank you.
  • Rating:
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    Date:
    7th November 2018
    Really pleased with this item and seller
  • Rating:
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    Date:
    5th November 2018
    .
  • Rating:
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    Date:
    4th November 2018
    Smooth purchase experience, product new, as advertised, swift delivery. Five stars!
  • Rating:
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    Date:
    1st November 2018
    smashing
  • Rating:
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    Date:
    29th October 2018
    I have bought from this seller before and the service has been good.
  • Rating:
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    Date:
    29th October 2018
    Arrived on time as ordered
  • Rating:
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    Date:
    25th October 2018
    All good thanks
  • Rating:
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    Date:
    22nd October 2018
    arrived on time