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Alizarin red S (C.I. 58005), 10 g

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Alizarin sulphonic acid sodium salt, Alizarin carmine
Empirical formula C14H7NaO7S
Molar mass (M) 342,26 g/mol
CAS No. [130-22-3]
EG-Nr. 204-981-8

Indicator pH 4,3-6,3 and pH 9,4-12,0
Dissolve 0.1-1 g in 100 ml ethanol (96 %)

Dye for vital staining, e.g. staining of mineralized sites in bone tissue.
Product details
Type analysis

CHF27.30/Pack Qty. 

excl. VAT. | 10 g per Pack Qty.

Art. No. 0348.1

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Product details

Alizarin red S (C.I. 58005) 

Dye for vital staining, e.g. staining of mineralized sites in bone tissue.

Technical Information
Dyeing red fluorescence  
Determination of Al  
Absorption maximum 530-560 nm  
Emissions maximum 580 nm  
Colour conversion yellow - red violet  
brown-orange - violet  
Handling area pH 4,3 - 6,3  
9,4 - 12,0  
Use detection of mineralized sites in bone tissue  
Alizarin red S (C.I. 58005)
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Order No. Pack Qty. Pack. Price Quantity
0348.1 10 g glass CHF27.30
0348.2 25 g glass CHF41.90
0348.3 100 g glass CHF130.90
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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

You can search for and download your certificate of analysis for the selected product here. Please provide your batch number.
The following analysis certificates have been found:

Type analysis

Absorption max. (in H2O)550-560 nm  
Loss on drying (110 °C)≤10,0 %  
pH-transition range4,3 (yellow)-6,3 (red violet)  
Transition range9,4 (brown orange)-12,0 (violet)  
Suitability as indicatorcomplies  

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