Potassium Chromate PWD

Lab Chemical-60

Potassium Chromate PWD

Part No. RXSOL-60-6112-250

Potassium Chromate is a yellowish, crystalline, inorganic compound Potassium chromate is a strong oxidizing agent.

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Key details

Part number RXSOL-60-6112-250
IMPA code 550947, 550948
Active matter (%) 99.5
Standard packing 250.00 Grams
Available pack sizes Potassium Chromate is a yellowish, crystalline, inorganic compound Potassium chromate is a strong oxidizing agent.
Supply locations Potassium chromate supplier in India with stock point at Mumbai, Kandla - Gandhidham, Surat, Kolkata, Chennai, Visakhapatnam and in Middle East stock point at Dubai, fujairah, sharjah, abudhabi and in OMAN.

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Application

<p>
Yellow crystals, soluble in water.</p>
<p>
Hazard: Toxic By ingestion and inhalation.</p>
<p>
Used: Reagent in analytical chemistry, aniline black, chromate pigments.<br />
 </p>

Using Procedure

<p style="text-align: justify;">
<span style="text-align: justify;">Potassium Chromate is used in the qualitative inorganic analysis to detect the ions in aqueous solution. Potassium chromate is used in the manufacture of dyes. Potassium chromate is used in precipitation titrations as an indicator. Potassium chromate is used in the textile dyeing process. Potassium chromate is used in making inks and pigments for paints. Potassium chromate is used as a fungicide. Potassium chromate is used to make several other chromium compounds. It is used in the leaching process.</span></p>

Technical Specifications

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Physical State</td>
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Solid</td>
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Appearance</td>
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yellow</td>
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Odor</td>
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odorless</td>
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pH</td>
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8.6-9.8 (5% soln)</td>
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Vapor Pressure</td>
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0</td>
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Vapor Density</td>
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Not applicable</td>
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Evaporation Rate</td>
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Not applicable</td>
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Viscosity</td>
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Not applicable</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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975 deg C</td>
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Autoignition Temperature</td>
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None reported</td>
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Flash Point</td>
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Not available</td>
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Decomposition Temperature</td>
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Not available</td>
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NFPA Rating</td>
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(estimated) Health:<br />
2; Flammability: 0;<br />
Reactivity: 0</td>
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Explosion Limits, Lower</td>
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None reported</td>
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Upper</td>
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None reported</td>
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Solubility</td>
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Soluble</td>
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Specific Gravity/Density</td>
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2.7320</td>
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Molecular Formula</td>
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K2CrO4</td>
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Molecular Weight</td>
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194.20</td>
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Remarks

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Assay </p>
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:</p>
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Min.99.5 %</p>
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pH ( 20' c; 5 %)</p>
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:</p>
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8.6 to 9.8</p>
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Insolubility in water </p>
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:</p>
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Max. 50 ppm </p>
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CI (CHLORIDE)</p>
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:</p>
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Max. 10 ppm</p>
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SO4 (sulphate)</p>
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:</p>
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Max. 100 ppm </p>
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Ca ( Calcium)</p>
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:</p>
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Max. 50 ppm</p>
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Cu  ( Copper ) </p>
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:</p>
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Max  10 ppm</p>
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Fe ( Iron)</p>
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:</p>
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Max. 15 ppm</p>
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Na ( sodium )</p>
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:</p>
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Max 0.03%</p>
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Pb ( Lead)</p>
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:</p>
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Max  50 ppm</p>
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Note

<p style="text-align: justify;">
<span style="text-align: justify;">Potassium chromate primarily affects the nose, throat and lungs causing ulcerations, shortness of breath, bronchitis, pneumonia and asthma but can also affect the gastrointestinal tract, liver, kidneys and immune system. This substance is a known human carcinogen and is associated with an increased risk of developing lung cancer and cancer of the sinonasal cavity.</span></p>

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