METHYL RED ACS GRADE

Stains Indicator Reagents-69

METHYL RED ACS GRADE

Part No. RXSOL-69-4935-270

METHYL RED (ACS GRADE)

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Key details

Part number RXSOL-69-4935-270
Standard packing 100.00 Grams
Supply locations METHYL RED ACS GRADE manufacturer supplier distributor in Mumbai, Kandla, Kolkata, Vizag, Chennai, India, Fujairah, Dubai, Sharjah, UAE, Gulf, Middle East, Muscat Oman, Kenya Africa. Get the best quality of METHYL RED ACS GRADE at a competitive price from us. We have ready stock of METHYL RED ACS GRADE in India, UAE Gulf, Oman, Kenya Africa. Contact us for bulk as well as small orders.

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Technical Specifications
C.A.S. No. 493-52-7
CI NO. 13020
M.F. C15H15N3O2
M.W. 269.31gm/mole

Specifications:

Dye Content (by Spectrophotometry) >95%
Transition Range pH 4.2-6.2
  Pink-Yellow
Solubility 0.1% (95% EtOH) Clear solution
Absorption maximum (pH 4.2) ?1max 523-526nm
Absorption maximum (pH 6.2) ?2max 430-434nm
Absorptivity (A1%/1cm at pH 4.2 at ?1max) 1300-1400
Absorptivity (A1%/1cm at pH 6.2 at ?2max) 700-800
Loss On Drying (110°C) <3%
Remarks

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Physical State</td>
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Solid</td>
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Appearance</td>
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dark red to purple</td>
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Odor</td>
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none reported</td>
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pH</td>
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Not available</td>
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Vapor Pressure</td>
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Negliglble</td>
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Vapor Density</td>
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Not available</td>
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Evaporation Rate</td>
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Negligible</td>
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Viscosity</td>
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Not available</td>
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Boiling Point</td>
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Not available</td>
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Freezing/Melting Point</td>
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179-182 deg C</td>
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Decomposition Temperature</td>
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Not available</td>
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Solubility</td>
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Insoluble in water</td>
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Specific Gravity/Density</td>
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Not available</td>
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Molecular Formula</td>
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C15H15N3O2</td>
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Molecular Weight</td>
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269.30</td>
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Note

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Products</td>
<td>
 :</td>
<td>
 Methyl Red ACS Reag Ph. Eur , pH indicator</td>
</tr>
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<td>
C.I. No.</td>
<td>
 :</td>
<td>
13020</td>
</tr>
<tr>
<td>
C15H 15N3O2</td>
<td>
 :</td>
<td>
M.W. 269.30</td>
</tr>
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<td>
Absorption maxima</td>
<td>
:</td>
<td>
 </td>
</tr>
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<td>
1 (pH 4.5)</td>
<td>
:</td>
<td>
523-526 nm</td>
</tr>
<tr>
<td>
2 (pH 6.2)</td>
<td>
:</td>
<td>
427-437nm</td>
</tr>
<tr>
<td>
Clarity of alcohol solution</td>
<td>
:</td>
<td>
  passes test</td>
</tr>
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 </td>
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:</td>
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 </td>
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<td>
Absorptivity (on dried sub.)</td>
<td>
:</td>
<td>
 </td>
</tr>
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<td>
(A 1 % 1cm at 1max pH 4.5)</td>
<td>
:</td>
<td>
1330 -1430</td>
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<td>
(A1 %1cm at 2max ph 6.2)</td>
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:</td>
<td>
700 - 800</td>
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<td>
Visual transition</td>
<td>
:</td>
<td>
From pH 4.2 pink</td>
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<td>
interval</td>
<td>
:</td>
<td>
 to pH 5.5 orange</td>
</tr>
<tr>
<td>
 </td>
<td>
:</td>
<td>
to pH 6.2 yellow</td>
</tr>
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<td>
Melting point</td>
<td>
:</td>
<td>
179 -182 oC</td>
</tr>
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<td>
Loss on drying (at 1100C)</td>
<td>
:</td>
<td>
Max. 5.0%</td>
</tr>
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 </td>
<td>
:</td>
<td>
 </td>
</tr>
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