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HS Code |
517899 |
| Name | Yellow G |
| Synonyms | Tartrazine, E102, FD&C Yellow No. 5 |
| Chemical Formula | C16H9N4Na3O9S2 |
| Color | Yellow |
| Molecular Weight | 534.36 g/mol |
| Solubility | Water-soluble |
| Appearance | Orange-yellow powder or granules |
| Primary Use | Synthetic food dye |
| E Number | E102 |
| Cas Number | 1934-21-0 |
| Functions | Colorant in foods, beverages, cosmetics, and pharmaceuticals |
As an accredited Yellow G factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.
| Packing | The packaging for Yellow G contains 500 grams of bright yellow powder, sealed in a sturdy, labeled, airtight plastic container. |
| Shipping | Yellow G should be shipped in tightly sealed containers, clearly labeled according to hazardous material regulations. It must be protected from moisture and incompatible substances, transported in a cool, well-ventilated area, and handled by trained personnel. Ensure compliance with local, national, and international shipping requirements for chemicals. |
| Storage | Yellow G should be stored in a cool, dry, and well-ventilated area away from direct sunlight and incompatible substances such as strong acids and oxidizers. Keep the container tightly closed and clearly labeled. Store at ambient temperature, avoiding moisture and sources of ignition. Use corrosion-resistant shelving and ensure spill containment measures are in place to prevent environmental contamination. |
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Purity 98%: Yellow G with 98% purity is used in pharmaceutical synthesis, where it ensures high reaction yield and minimal impurities. Molecular weight 477.38 g/mol: Yellow G of 477.38 g/mol is used in textile dyeing processes, where it provides consistent color intensity and reproducibility. Particle size <10 µm: Yellow G with particle size less than 10 µm is used in inkjet ink formulation, where it promotes smooth dispersion and clog-free printing. Melting point 192°C: Yellow G with a melting point of 192°C is deployed in plastic coloration, where thermal stability enables precise color integration during extrusion. Viscosity grade LV: Yellow G of low-viscosity grade is employed in paper staining, where rapid penetration and even color distribution are achieved. Stability temperature 120°C: Yellow G with stability up to 120°C is applied in food coloring processes, where color persists under high-temperature pasteurization. Solubility 40 g/L in water: Yellow G with solubility of 40 g/L in water is utilized in beverage manufacturing, where uniform dissolution enhances product appearance. pH stability range 3-8: Yellow G stable over pH 3-8 is used in cosmetic formulations, where it maintains color fidelity in various product matrices. Ash content <0.1%: Yellow G with ash content below 0.1% is selected for analytical reagent preparation, where low residue facilitates accurate testing. UV absorbance (λmax 430 nm): Yellow G with λmax at 430 nm is used in spectrophotometric assays, where it provides precise quantitative analysis for calibration standards. |
Competitive Yellow G prices that fit your budget—flexible terms and customized quotes for every order.
For samples, pricing, or more information, please contact us at +8615651039172 or mail to sales9@bouling-chem.com.
We will respond to you as soon as possible.
Tel: +8615651039172
Email: sales9@bouling-chem.com
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