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Indigo Carmine, 80+% (Dye Content), 25g
  • Indigo Carmine, 80+% (Dye Content), 25g
  • Indigo Carmine, 80+% (Dye Content), 25g
  • Indigo Carmine, 80+% (Dye Content), 25g
Indigo Carmine, 80+% (Dye Content), 25g

Indigo Carmine, 80+% (Dye Content), 25g

$112.09 USD
  • Packaged in a white HDPE bottle

Synonyms: C.I. 73015 CAS: 860-22-0 Empirical Formula: C16H8N2Na2O8S2 Molecular Weight: 466.35 g/mol Test Specification Description Dark blue to purple powder Dye content (dried basis) 80% min. Loss on drying 5.0% max. Visual Transition Interval From pH 11.5 (blue) to pH 14.0 (yellow) Aqueous solubility 1g in 100ml at 25 Deg. C Subsidiary dyes, excluding disodium 3,3-dioxo 2,2-bi-indolylidine-5,7 disulfonate 1.0% max. Dye Intermediates 0.5% max. Arsenic 8 ppm max. Lead 0.001% max. Sulfur 13.0 - 14.0% Mercury 1 ppm max. Cadmium 1 ppm max. Heavy metals (as Pb) 40 ppm max.

Frequently asked questions
What is the return policy?

Our goal is for every customer to be totally satisfied with their purchase. If this isn't the case, let us know and we'll do our best to work with you to make it right.
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We are unable to accept returns on certain items. These will be carefully marked before purchase.
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We will work quickly to ship your order as soon as possible. Once your order has shipped, you will receive an email with further information. Delivery times vary depending on your location.
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Our products are manufactured both locally and globally. We carefully select our manufacturing partners to ensure our products are high quality and a fair value.
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