Product description :

Alizarin red S (C.I.58005) is a fine chemical. It is supplied by FINAR. It is a water-soluble sodium salt of Alizarin sulfonic acid. It is used in histology to locate calcium deposits in tissue. In geaology it is used to identify carbonate mineral. At Finar, we have developed Alizarin red S (C.I.58005) to ease your day-to-day challenges. It is manufactured and packed under a closed, controlled and an inert environment to prevent contamination, which offers you better stability, minimal interference during analysis and high level of accuracy in your analytical results.

Product features :

• Appearance : Yellow to orange powder
• Solubility : Soluble in water and alcohol
• Dye content (Spectrophotometry, on dry basis) : min. 70.00%
• pH transition range (pH 4.3 - 6.3) : Brilliant yellow to pink
• pH transition range (pH 9.4 - 12.0) : Brown orange to violet
• Absorption, L max (pH 4.3) : 418 - 424nm
• Absorption, L max (pH 6.3) : 514 - 520nm
• Absorption, L max (pH 9.4) : 445 - 451nm
• Absorption, L max (pH 12.0) : 554 - 558nm
• Loss on drying,110C : 8.00% max.

Product specifications :

• Product name : Alizarin red S (C.I.58005)
• Brand : FINAR
• Catlog number : 10054SG025
• CAS number : 130-22-3
• Molecular formula : C14H6Na2O7S
• Molecular weight : 364.24
• Quantity : 25 gm