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chrome tanning agent basic chromium sulphate for leather making

chrome tanning agent basic chromium sulphate for leather making

Industry Grade basic chrome sulphate for leather tanning ...

chrome tanning agent basic chromium sulphate for leather making 1.Properties: Product name: Basic chromium sulphate or basic chrome sulfate CAS No: 39380-78-4 Molecular formula: Cr(OH)SO4 Appearance : bright green powder 2.Specification: Item Index I II Cr2O3% 24--26 21--23 Basicity % 32--34 38--42 Fe % 0.1 0.1 Water insoluble matter %. ≤ 0.1 0.1 3.Application: Basic Chrome

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Industry Grade basic chromium sulphate for leather

BCS_Basic Chromium Sulphate 24-26% BCS 26% is making chrome tanned leather, wet Blue, insolubilizing proteins and other organic substances Product name: Basic chrome sulphate (BCS) CAS No: 39380-78-4 Molecular formula: Cr(OH)SO4 Appearance : green powder Specification: ITEM A B Cr2O3(%) 24-26 21-23 Basicity(%) 32-34 38-42 Fe(%) 0.1 MAX 0.1 MAX Water nsolubles(%) 0.1

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China Chrome Leather Tanning Agent Basic Chrome

4.Application of chrome tanning agent basic chromium sulphate : The main application is making chrome tanned leather, dyeing and printing, ceramic, green ink, insolubilizing proteins and other organic substances . 5.Transport & Storage of chrome tanning agent basic chromium sulphate : It is not toxic and need not special treating or handing ...

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Product | Chromium Sulphate

2013-11-17 · Product Overview Manufacturing Process Applications Specification Chromium Sulphate is an inorganic colouring compound with molecular formula Cr(OH)SO4.Basic chromium sulphates are the mixture of various chromic sulphates including chromium hydroxide sulphate Cr(OH)SO4. It is a water soluble compound and mostly used for leather tanning. It is the most efficient tanning agent.

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Basic Chrome Sulfate Powder-Tanning Agents-Chrome

As a tanning agent, Basic Chrome Sulfate powder shows excellent penetration capabilities and guarantees a high-quality wet blue. It also provides uniform chromium oxide distribution on the cross section and the grain of the leather. In chrome plating, Curticrom Basic Chrome Sulfate is a cost-effective, Cr (VI)-free source of chrome.

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Hybrid chrome tanning | Leather | Silvateam

Chrome tanning uses a solution of chemicals, acids, and salts (including chromium sulfate) to tan the hide. It’s a very quick process, taking about a day to produce a

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Tanning methods and the danger of using chromium

2016-11-3 · Tanning by agitation in the drums is the safest way of ensuring uniform penetration of the leathers. The normal size tanning drums are 3 m long and 3 m in diameter; a smaller model is 2.5 m long by 2.5 m in diameter. Across the drum in the inside are rows of pegs placed at regular intervals apart and attached to the staves.

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Chrome tanned - leather-dictionary - The

Source: Journal leather & skins market - Leder & Häute Markt 3/2008, page 46. "Wet blue" = damp, grey-bluish leather dyed right after chrome tanning by chromium. The chrome-tanning agent nearly always contains 33% basic chromium sulphate and 26% chromium (III) oxide.

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Tanning Agents | Sorensen Leather

Tanning Agents . In terms of sustainability, tanning is the process of upcycling raw hides into finished leather. If raw hides weren’t transformed into leather, they would have to be disposed of by burying or burning, which would have a negative impact on the environment.

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China Chrome Leather Tanning Agent Basic Chrome

4.Application of chrome tanning agent basic chromium sulphate : The main application is making chrome tanned leather, dyeing and printing, ceramic, green ink, insolubilizing proteins and other organic substances . 5.Transport & Storage of chrome tanning agent basic chromium sulphate : It is not toxic and need not special treating or handing ...

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CAS12336-95-7 Chrome Tanning Agent Basic Chrome

Products Name:Basic chrome sulfate(BCS) Molecular Formula:Cr·(OH)m·(SO4)n·X(H2O) CAS No. 12336-95-7 EINECS No. 235-595-8 Other Name:chromium sulfate basic, chromium hydroxide sulfate Appearance: dark green powder with high tanning properties 2.Product properties Basic chromium sulphate is available in bright green powder with high tanning ...

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Chrome Tanning | S. S. INTERNATIONAL

Tankrom® AB is an inorganically reduced conventional Chrome Tanning Agent (33% Basicity).. Tankrom® AB has strong sulphate masking and is anionic in nature which is important to:. Accelerates chromium penetration. Prevent possibility of appearance of irregular chromium oxide distribution on the cross section and the grain of the leather due to fast and irregular basification.

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basic chromium sulphate sulfate chrome, basic chromium ...

basic chromium sulphate electro-chemicals factory price 1.Properties of chrome tanning agent basic chromium sulphate : 1). Appearance: bright green powder basic chromium sulphate electro-chemicals factory price 2.Specification of chrome tanning agent basic chromium sulphate : Item Index I II Cr2O3% 24--26 21--23 Basicity % 32--34 38--42 Fe % 0.1 0.1 Water insoluble matter %. ≤ 0.1 0.1 3 ...

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Basic Chrome Sulfate Powder-Tanning Agents-Chrome

As a tanning agent, Basic Chrome Sulfate powder shows excellent penetration capabilities and guarantees a high-quality wet blue. It also provides uniform chromium oxide distribution on the cross section and the grain of the leather. In chrome plating, Curticrom Basic Chrome Sulfate is a cost-effective, Cr (VI)-free source of chrome.

Read More
Minimising Chromium (VI) in leather products

2020-2-13 · well as for leather tanning.1 Chromium tanning is one of the most frequently applied methods used in the processing of raw leather materials, with more than 95 percent of leather found in footwear tanned with chromium-based agents. In tanning chromium is used as a tanning agent in the form of basic chromium sulphate with about 33% basicity.

Read More
Hybrid chrome tanning | Leather | Silvateam

Chrome tanning uses a solution of chemicals, acids, and salts (including chromium sulfate) to tan the hide. It’s a very quick process, taking about a day to produce a piece of tanned leather. First, hide are limed to remove hair and then are “pickled” by being left

Read More
Chrome tanned - leather-dictionary - The

Source: Journal leather & skins market - Leder & Häute Markt 3/2008, page 46. "Wet blue" = damp, grey-bluish leather dyed right after chrome tanning by chromium. The chrome-tanning agent nearly always contains 33% basic chromium sulphate and 26% chromium (III) oxide.

Read More
Tanning Agents | Sorensen Leather

Tanning Agents . In terms of sustainability, tanning is the process of upcycling raw hides into finished leather. If raw hides weren’t transformed into leather, they would have to be disposed of by burying or burning, which would have a negative impact on the environment.

Read More
Method of chrome-retanning leather - CHEMTAN COMPANY

An improved process of chrome-retanning leather in which leather to be chrome-retanned is contacted with basic chromium sulfate and a sulfite salt in an aqueous environment and thereafter the leather is contacted with an aldehyde to deposit chrome as Cr 2 O 3 in the leather and form a leather having over 6 percent by weight of Cr 2 O 3 based on the dry weight of the leather.

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China Chrome Leather Tanning Agent Basic Chrome

4.Application of chrome tanning agent basic chromium sulphate : The main application is making chrome tanned leather, dyeing and printing, ceramic, green ink, insolubilizing proteins and other organic substances . 5.Transport & Storage of chrome tanning agent basic chromium sulphate : It is not toxic and need not special treating or handing ...

Read More
Chrome Tanning | S. S. INTERNATIONAL

Tankrom® AB is an inorganically reduced conventional Chrome Tanning Agent (33% Basicity).. Tankrom® AB has strong sulphate masking and is anionic in nature which is important to:. Accelerates chromium penetration. Prevent possibility of appearance of irregular chromium oxide distribution on the cross section and the grain of the leather due to fast and irregular basification.

Read More
Basic Chrome Sulfate Powder-Tanning Agents-Chrome

As a tanning agent, Basic Chrome Sulfate powder shows excellent penetration capabilities and guarantees a high-quality wet blue. It also provides uniform chromium oxide distribution on the cross section and the grain of the leather. In chrome plating, Curticrom Basic Chrome Sulfate is a cost-effective, Cr (VI)-free source of chrome.

Read More
Hybrid chrome tanning | Leather | Silvateam

Chrome tanning uses a solution of chemicals, acids, and salts (including chromium sulfate) to tan the hide. It’s a very quick process, taking about a day to produce a piece of tanned leather. First, hide are limed to remove hair and then are “pickled” by being left

Read More
Minimising Chromium (VI) in leather products

2020-2-13 · well as for leather tanning.1 Chromium tanning is one of the most frequently applied methods used in the processing of raw leather materials, with more than 95 percent of leather found in footwear tanned with chromium-based agents. In tanning chromium is used as a tanning agent in the form of basic chromium sulphate with about 33% basicity.

Read More
Process for the manufacture of basic chrome tanning

I claim: 1. A process for the manufacture of a powdered, basic chromium sulfate which is soluble in cold water, said process comprising the step of evaporating an aqueous solution of basic chromium sulfate in the presence of 0.1 to 10% by weight, with reference to the weight of dry chromium salt in the solution, of at least one glycol compound selected from the group consisting of alkylene ...

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Tanning methods and the danger of using chromium

2016-11-3 · Tanning by agitation in the drums is the safest way of ensuring uniform penetration of the leathers. The normal size tanning drums are 3 m long and 3 m in diameter; a smaller model is 2.5 m long by 2.5 m in diameter. Across the drum in the inside are rows of pegs placed at regular intervals apart and attached to the staves.

Read More
Effect of sulphuric acid on chrome-tanned leather

2012-6-22 · In the manufacture of one-bath chrome-tanned leather, a basic salt of chromium sulphate is the usual tanning agent. In the tanning process this salt is decomposed by the hide substance with the libera­ tion of free sulphuric acid. As the tanning progresses tIllS acid must be partially neutralized to complete the tannage and fix the chrome

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Chrome tanned - leather-dictionary - The

Source: Journal leather & skins market - Leder & Häute Markt 3/2008, page 46. "Wet blue" = damp, grey-bluish leather dyed right after chrome tanning by chromium. The chrome-tanning agent nearly always contains 33% basic chromium sulphate and 26% chromium (III) oxide.

Read More
Tanning Agents | Sorensen Leather

Tanning Agents . In terms of sustainability, tanning is the process of upcycling raw hides into finished leather. If raw hides weren’t transformed into leather, they would have to be disposed of by burying or burning, which would have a negative impact on the environment.

Read More