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Alizarin (C.I. 58000), 50 g

Examples of effect: Damage metals and burn body tissues; may cause serious eye damage. Safety: Avoid contact; wear safety spectacles and gloves. In the event of contact with eyes and skin, rinse with water.
Examples of effect: Lead to damage to heath, cause irritation to eyes, skin or respiratory organs. Are fatal in larger quantities. Safety: As previously stated, in the event of skin irritation or contact with eyes, rinse with water or a suitable medium.
Examples of effect: Are harmful to aquatic organisms, toxic or highly toxic, acute or with long-term effects. Safety: To be disposed of as hazardous waste only, do not allow into the environment under any circumstances.
i may cause an allergic skin reaction, causes serious eye damage, very toxic to aquatic life with long lasting effects
P261 P272 P273 P280 P302+P352 P305+P351+P338
i avoid breathing dust/fume/gas/mist/vapours/spray, contaminated work clothing should not be allowed out of the workplace, avoid release to the environment, wear protective gloves/eye protection/face protection, IF ON SKIN: Wash with plenty of water, IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing
Pack Qty.
Empirical formula C14H8O4
Molar mass (M) 240,21 g/mol
Density (D) 1,575 g/cm³
Boiling point (bp) 430 °C
Melting point (mp) 290 °C
CAS No. [72-48-0]
EG-Nr. 200-782-5
UN-Nr. 3077

Indicator pH 5,5-6,8 and 10,1-12,1
Dissolve 0.5 g in 100 ml ethanol (96 %)

€38.60/Pack Qty. 

excl. VAT. | 50 g per Pack Qty.

Art. No. 4476.1

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Product details

Alizarin (C.I. 58000) p.a.

Technical Information
Colour conversion yellow - violet 
purple - purple 
Transition range pH 5,5 - 6,8 
10,1 - 12,1 
Alizarin (C.I. 58000)
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Order No. Pack Qty. Pack. Price Quantity
4476.1 50 g glass


4476.2 25 g glass


4476.3 100 g glass


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General information

Indicators and Dyes

Carl ROTH offers many indicators and dyes of high purity, which can be used in special applications.

Certificates of Analysis

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The following analysis certificates have been found:

Type analysis

Appearanceorange powder
Loss on drying (105 °C)≤1,5 %
Sulphated ash≤1 %
pH transition range5,5 (yellow)-6,8 (violet)
Transition range10,1 (violet)-12,1 (purple)

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