Methyl orange (C.I. 13025), 250 g
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Molar mass (M) 327,4 g/mol
Melting point (mp) >300 °C
ADR 6.1 III
WGK 1
CAS No. [547-58-0]
EG-Nr. 208-925-3
UN-Nr. 3143
Dissolve 0.04 g in 100 ml of ethanol (20 %) or 0.4 g in 100 ml of water
Ingredient of trichrom stains used for detection of connective tissue.
€62.90/Pack Qty.
excl. VAT. | 250 g per Pack Qty.
Art. No. T118.3
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Product details
Methyl orange (C.I. 13025) ACS, for microscopy
Azo dye, low soluble in water (5 g/l).
Ingredient of trichrom stains used for detection of connective tissue.
| Colour conversion | pink - yellow |
| Handling area pH | 3,2 - 4,4 |
- Subtotal: 0.00
| Order No. | Pack Qty. | Pack. | Price | Quantity | ||
|---|---|---|---|---|---|---|
| T118.1 | 50 g | glass | €27.85 |
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| T118.2 | 100 g | glass | €40.75 |
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| T118.3 | 250 g | glass | €62.90 |
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- Subtotal: 0.00
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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
Guarantee analysis
| Appearance | orange powder |
| Appearance of solution | complies |
| pH-transition range | 3.2 (pink)- 4.4 (yellow) |
| Loss on drying (110 °C) | ≤3,0 % |