1.04724
Indigo carmine (C.I. 73015)
for analysis
Synonym(s):
Indigo carmine (C.I. 73015)
About This Item
Recommended Products
Quality Level
potency
>2000 mg/kg LD50, oral (Rat)
composition
dye content, ≥80% spectrophotometric assay
loss
≤10% loss on drying, 110°C
pH
7 (20 °C, 10 g/L in H2O)
mp
>340 °C
solubility
1 g/L
density
0.71 g/cm3 at 29 °C
bulk density
700‑900 kg/m3
λmax
608-612 nm in water
storage temp.
2-30°C
InChI
1S/C16H10N2O8S2.2Na/c19-15-9-5-7(27(21,22)23)1-3-11(9)17-13(15)14-16(20)10-6-8(28(24,25)26)2-4-12(10)18-14;;/h1-6,17-18H,(H,21,22,23)(H,24,25,26);;/q;2*+1/p-2/b14-13+;;
InChI key
KHLVKKOJDHCJMG-QDBORUFSSA-L
Related Categories
Analysis Note
Identity (UV/VIS-Spectrum): passes test
Absorption maximum λmax. (water): 608 - 612 nm
Spec. Absorptivity A 1%/1cm (λmax; 0.01 g/l; water): 380 - 475
TLC-Test: passes test
Loss on drying (110 °C): ≤ 10 %
signalword
Warning
hcodes
Hazard Classifications
Skin Sens. 1
Storage Class
11 - Combustible Solids
wgk_germany
WGK 1
Certificates of Analysis (COA)
Search for Certificates of Analysis (COA) by entering the products Lot/Batch Number. Lot and Batch Numbers can be found on a product’s label following the words ‘Lot’ or ‘Batch’.
Already Own This Product?
Find documentation for the products that you have recently purchased in the Document Library.
Customers Also Viewed
Our team of scientists has experience in all areas of research including Life Science, Material Science, Chemical Synthesis, Chromatography, Analytical and many others.
Contact Technical Service