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HS Code |
489669 |
| Chemical Name | Type D Mixture Of 2-Diazo-1-Naphthol Sulfonates |
| Cas Number | Various |
| Appearance | Yellow to brown powder |
| Molecular Formula | C10H6N2O3S (major components, general) |
| Solubility | Soluble in organic solvents like methanol and acetone |
| Odor | Odorless |
| Melting Point | Decomposes before melting |
| Use | Photoresist component in photolithography |
| Stability | Sensitive to light and moisture |
| Storage Conditions | Store in a cool, dry, and dark place |
| Purity | Typically >95% |
| Hazard Class | May be harmful if inhaled or ingested |
| Ph | Acidic in aqueous solution |
As an accredited Type D Mixture Of 2-Diazo-1-Naphthol Sulfonates factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.
| Packing | The packaging is a sealed, amber glass bottle containing 250 grams of Type D Mixture of 2-Diazo-1-Naphthol Sulfonates, labeled with hazard symbols. |
| Shipping | Type D Mixture Of 2-Diazo-1-Naphthol Sulfonates should be shipped in tightly sealed containers, protected from light, moisture, and incompatible substances. Ensure the container is clearly labeled, and comply with relevant hazardous material transport regulations. Handle with care, using appropriate personal protective equipment during loading and unloading. Store in a cool, dry place. |
| Storage | Type D Mixture of 2-Diazo-1-Naphthol Sulfonates should be stored in a cool, dry, and well-ventilated area away from direct sunlight and sources of ignition. Keep the container tightly closed and protected from moisture. Store separately from incompatible materials, particularly strong oxidizers and acids. Avoid exposure to temperatures above 30°C and ensure the area has appropriate spill containment and labeling. |
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Purity 98%: Type D Mixture Of 2-Diazo-1-Naphthol Sulfonates with purity 98% is used in photoresist manufacturing for semiconductor lithography, where it ensures high pattern resolution and low defect density. Particle Size <10 µm: Type D Mixture Of 2-Diazo-1-Naphthol Sulfonates with particle size below 10 µm is used in precision coating applications, where it provides uniform film formation and consistent optical response. Molecular Weight 350–400 g/mol: Type D Mixture Of 2-Diazo-1-Naphthol Sulfonates of molecular weight 350–400 g/mol is used in positive photoresist formulations, where it allows efficient photoinduced solubility changes. Viscosity 150 mPa·s: Type D Mixture Of 2-Diazo-1-Naphthol Sulfonates with viscosity 150 mPa·s is used in spin coating processes for PCB fabrication, where it ensures even layer distribution and reduced edge bead. Stability Temperature up to 80°C: Type D Mixture Of 2-Diazo-1-Naphthol Sulfonates stable up to 80°C is used in thermal imaging applications, where it maintains decomposition resistance and reliable performance. Melting Point 160°C: Type D Mixture Of 2-Diazo-1-Naphthol Sulfonates with melting point of 160°C is used in high-temperature resist formulations, where it enables robust process compatibility and material integrity. Solubility in Propylene Glycol Monomethyl Ether (PGMEA): Type D Mixture Of 2-Diazo-1-Naphthol Sulfonates soluble in PGMEA is used in liquid resist formulations, where it delivers efficient mixing and homogeneous dissolution. Light Absorption 330–400 nm: Type D Mixture Of 2-Diazo-1-Naphthol Sulfonates with light absorption in the 330–400 nm range is used in UV lithography processes, where it enables effective photosensitivity and fast image development. |
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