specification for aluminium sulphate alum used for potable w

ALUMINUM FACT SHEET - Water Quality Association

Aluminum can be selectively leached from rock and soil to enter any water source. Al3+ is known to exist in groundwater in concentrations ranging from 0.1 ppm to 8.0 ppm. Aluminum can be present as aluminum hydroxide, a residual from the municipal feeding of alum (aluminum sulfate) or as sodium aluminate from clarification or precipitation ...

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Water Treatment Chemical - Calcium Chloride Prills ...

Ferric alum is a less pure form of aluminum sulphate. It is used in lower grades of paper for loading and sizing purposes.Ferric alum uses bauxite as the raw material. The raw material is cooked with sulphuric acid under suitable conditions. Hydrated form, Al2 (SO4)3 .18H2O is commonly known as Alum.Ferric Alum is known as Ferric Aluminium Sulphate.It is the Alum with Iron content.

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potassium sulphate feed grade, potassium sulphate feed ...

POTASH ALUM (ALUMINIUM POTASSIUM SULPHATE) PRODUCT NAME: POTASH ALUM/ALUMINIUM POTASSIUM SULPHATE/ ALUMINIUM POTASSIUM SULFATE/ POTASSUM ALUMINIUM SULPHATE/ POTASSIUM ALUMINIUM SULFATE CAS NO. : 77784-24-9 MOLECULAR FORMULA: AlK(SO4)2.12H2O HS CODE: 2833301000 STANDARD: GB1985-2004 PROPERTY OF POTASH ALUM.

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Standard for the Supply of-Aluminium Sulphate for Use in ...

Standard for the Supply of-Aluminium Sulphate for Use in Water Treatment - Free download as PDF File (.pdf), Text File (.txt) or read online for free.

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Ferric Aluminium Sulphate (Kibble) by Shandong Sanfeng ...

Product Name:Aluminium sulphate Molecular Formula:AL2(SO4)3 Hs Code: 2833220000 CAS Code:10043-01-3 Standard:HG2225-2010 Shape:flake, powder, 2-4cm lump and 2-5mm/3-8mm granular Properties:There are two types,anhydrous aluminium sulphate and aluminium sulphate octadecahydrate.

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aluminum sulfate anhydrous, 10043-01-3

Used in foods as a firming agent Aluminium sulfate, written as Al2(SO4)3 or Al2O12S3 Aluminium sulfate is an industrial chemical used as a flocculating agent in the purification of drinking water and waste water treatment plants, and also in paper manufacturing.;

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CHAPTER: 8 Coagulants

Coagulants The most widely used coagulants in water treatment : →Aluminum sulfate(Al2(SO 4)3.14H 2O orAl2(SO 4)3.18H 2O) →Ironsalts (e.g. ferrous sulfate, ferric sulfate, ferric chloride) 2

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Water Treatment Coagulation | Water Treatment | Waste ...

Alum. One of the earliest, and still the most extensively used coagulant, is aluminum sulfate (Al/S04)3 ·14 HP), also known as alum. Alum is acidic with light tan to grey in color and available in blocks, lumps and powder with a density of 1000 -1100 kg/ m3 and specific gravity of 1.25 to 1.36. Alum can be bought in liquid form or in dry form ...

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Water Treatment Coagulation | Water Treatment | Waste ...

Alum. One of the earliest, and still the most extensively used coagulant, is aluminum sulfate (Al/S04)3 ·14 HP), also known as alum. Alum is acidic with light tan to grey in color and available in blocks, lumps and powder with a density of 1000 -1100 kg/ m3 and specific gravity of 1.25 to 1.36. Alum can be bought in liquid form or in dry form ...

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Listing Category Search Page | NSF International

Searching for NSF Certified Drinking Water Treatment Chemicals is quick and easy. If you have any problems, please contact NSF. Learn more about NSF International's services for treatment chemicals. Manufacturer : Enter at least three letters of a Manufacturer Name, or leave blank.

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Removal of Aluminum from Water and Industrial Waste Water ...

Poly aluminum chloride (PAC) and aluminum sulfate are mineral coagulants which have been highly used in recent years for removal of color and turbidity in the water treatment industry [4-8]. Having been added to the water, a part of coagulants would be dissolved and remained in the final treated water.

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Aluminium-sulphate - LookChem

10043-01-3 Aluminium sulphate for Water treatment. Min.Order: 25 Metric Ton FOB Price: USD $ 0.0-0.0/Metric Ton Specifications Name: bagAluminium Sulphate Molecular Formula: Al2(SO4)3 Purity: Al2O3 15.8% 16% 17% Shape: Flake,Granular,Powder CAS 0043-01-3 Technical specifications .

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Re‐evaluation of aluminium sulphates (E 520–523) and ...

Anhydrous aluminium sulphate melts at 700°C, with decomposition (WHO, 1997). Based on Commission Regulation (EU) No 231/2012, JECFA and PubChem, aluminium sulphate is also known by several synonyms, a selection of which follows: alum; INS No 520; dialuminum sulphate; dialuminum trisulphate. Aluminium sodium sulphate (E 521)

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Aluminium-sulphate - LookChem

10043-01-3 Aluminium sulphate for Water treatment. Min.Order: 25 Metric Ton FOB Price: USD $ 0.0-0.0/Metric Ton Specifications Name: bagAluminium Sulphate Molecular Formula: Al2(SO4)3 Purity: Al2O3 15.8% 16% 17% Shape: Flake,Granular,Powder CAS 0043-01-3 Technical specifications .

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Sodium Sulphate Use in Water Treatment - CR4 Discussion .

May 26, 2010· Sulphate at levels greater than 500 mg/L will impart a cathartic effect on users (Montezuma's revenge). Why would anyone want to add sodium sulphate? Aluminum sulphate (alum) is used as a coagulant agent in surface water plants. It is precipitated along with fine particles in the early stage of treatment before/during filtration.

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Aluminum Sulfate MSDS-08 - The Science Company

10043-01-3 Aluminum Sulfate* > 98 *Aluminum Sulfate, 14.3 Hydrate is the hydrated form. However, the CAS # 10043-01-3 is for the anhydrous form. Hydrated aluminum sulfate, A12(SO4)3*18H2O, is efflorescent and therefore may have approximately 14 molecules of water. The hydrate form may be indicated as "xH2O" and assigned CAS # 17927-65-0.

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Sulfate in Drinking-water - World Health Organization

They are also used in the mining, wood pulp, metal and plating industries, in sewage treatment and in leather processing (Greenwood & Earnshaw, 1984). Aluminium sulfate (alum) is used as a sedimentation agent in the treatment of drinking-water. Copper sulfate has been used for the control of algae in raw and public water supplies

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Aluminium sulfate - gilsonite-bitumen

Both forms are soluble in water, noncombustible, and nontoxic.It is commercially available in solid (kibbled, crushed, or powder) and liquid (50% w/w solution) forms. Aluminum Sulfate Usages. Aluminum sulfate has many different uses in day-to-day life, as well as being used .

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potassium sulphate feed grade, potassium sulphate feed ...

POTASH ALUM (ALUMINIUM POTASSIUM SULPHATE) PRODUCT NAME: POTASH ALUM/ALUMINIUM POTASSIUM SULPHATE/ ALUMINIUM POTASSIUM SULFATE/ POTASSUM ALUMINIUM SULPHATE/ POTASSIUM ALUMINIUM SULFATE CAS NO. : 77784-24-9 MOLECULAR FORMULA: AlK(SO4)2.12H2O HS CODE: 2833301000 STANDARD: GB1985-2004 PROPERTY OF POTASH ALUM.

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Food Additive Status List | FDA

See 173.325 for specifications and limitations. ... 2 ppm - In uncooked fat of edible tissues of calves - 556.60; Use in drinking water ... REG, < 3.0% alone or < 2.0% w/ < 2.0% aluminum sulfate ...

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ALUMINUM SULFATE LIQUID - Escanaba, Michigan

FURNISH APPROXIMATELY 100 NET TONS (DRY) OF ALUMINUM SULFATE LIQUID (APPROXIMATELY 4000 GALLONS EACH LOAD, MEETING A.W.W.A. STANDARDS AND NSF STANDARD #60 FOR USE IN DRINKING WATER TREATMENT The bids will be publicly opened and read in Room 101 in the City Hall located at 410 Ludington Street, Escanaba, Michigan at said date .

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Aluminum sulfate | Al2(SO4)3 - PubChem

Aluminum sulfate | Al2(SO4)3 or Al2S3O12 or Al2O12S3 | CID 24850 - structure, chemical names, physical and chemical properties, classification, patents, literature, biological activities, safety/hazards/toxicity information, supplier lists, and more.

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Aluminium Compound - Aluminum Potassium Sulphate A.R ...

Aluminium sulfate, alternatively spelled either aluminum or sulphate, is a chemical compound with the formula Al 2 (SO 4) 3. It is soluble in water and is mainly used as a flocculating agent in the purification of drinking water and waste water treatment plants, and also in paper manufacturing.

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Alum (Aluminum Sulfate) - Pure Water Occasional

More about alum from other sources: There are a variety of primary coagulants which can be used in a water treatment plant. One of the earliest, and still the most extensively used, is aluminum sulfate, also known as alum. Alum can be bought in liquid form with a concentration of 8.3%, or in dry form with a concentration of 17%.

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Water Treatment Chemical - Calcium Chloride Prills ...

Ferric alum is a less pure form of aluminum sulphate. It is used in lower grades of paper for loading and sizing purposes.Ferric alum uses bauxite as the raw material. The raw material is cooked with sulphuric acid under suitable conditions. Hydrated form, Al2 (SO4)3 .18H2O is commonly known as Alum.Ferric Alum is known as Ferric Aluminium Sulphate.It is the Alum with Iron content.

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Recycling of Alum from Water Treatment Residue and Reuse ...

Recent studies have shown that the alum sludge is used at the concentrations of 100 - 180 mg/L to improve the removal efficiency of lead from 79% to 96% - 98% resulting in the reduction of fresh alum from 175 mg/L to 50.0 - 12.5 mg/L ( Chu, 1999 ) and to remove the hydrophobic dye from the textile wastewater at the removal efficiency of 88% ...

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Aluminum Sulfate MSDS-08 - The Science Company

10043-01-3 Aluminum Sulfate* > 98 *Aluminum Sulfate, 14.3 Hydrate is the hydrated form. However, the CAS # 10043-01-3 is for the anhydrous form. Hydrated aluminum sulfate, A12(SO4)3*18H2O, is efflorescent and therefore may have approximately 14 molecules of water. The hydrate form may be indicated as "xH2O" and assigned CAS # 17927-65-0.

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Water Handbook - Clarification | SUEZ

With aluminum sulfate, optimum coagulation efficiency and minimum floc solubility normally occur at pH 6.0 to 7.0. Iron coagulants can be used successfully over the much broader pH range of 5.0 to 11.0. If ferrous compounds are used, oxidation to ferric iron is needed for complete precipitation.

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Chemical Coagulants Used In Water Treatment | SNF

Ferric Sulfate & Ferrous Sulfate – Ferric sulfate is the more commonly used, but ferrous sulfate is typically used in applications where a reducing agent or excess soluble iron ions are required. Iron coagulants work similarly to aluminum coagulants but the .

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Sulfate Removal Technologies A Review - Water Online

Jan 06, 2015· A specialized powdered cement (reagent) is added to precipitate ettringite, which is a hydrated calcium aluminum sulfate compound. The CESR process requires lime addition and a pH of about 11.3 for ettringite formation, and can achieve sulfate concentrations far below the gypsum solubility limit (Reinsel, 2001).

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Tech Info Aluminum Sulphate - ProMinent

Chemical – Typically 48% Aluminum Sulphate ( Aluminum Sulfate ) Chemical Formula Al 2 ( SO 4) 3 Characterisitcs – pH approx 2.0 – 3.0 Specific Gravity 1.335 Vapour pressure 2.3 kPa ( 17.5 mm Hg ) at 20 Celsius Melting / freezing point - 16 Celsius Boiling Point 101 Celsius

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Aluminum Sulfate Solution | Turbidity, TOC, BOD | USALCO

USALCO Aluminum Sulfate (Alum), is a high quality, iron-free, clear solution that meets the specifications of the American Water Works Association Standard B403-16 and complies with the requirements of NSF/ANSI/CAN 60 at a maximum dosage of 150 mg/L. USALCO liquid Aluminum Sulfate is ready to use and mixes well in water. Technical Data Sheet

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Aluminum Sulphate ( Alum ) | NELCO GULF

Aluminium sulphate, commonly known as alum is a hard crystalline solid or powder that is soluble in water. It contains around 17% alumina (Al2O3). It is manufactured in a simple process from aluminium trihydrate and sulphuric acid. Aluminium sulfate has been used by man since 2000 BC, when the Egyptians used a mineral alum as a mordant in dyeing.

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