Ethylhexyl Triazone / HY-EHT

HY-EHT by HY-Tech Products & Co – Personal Care Ingredients Specialist, South Korea.

A high-purity, broad-spectrum UVB filter delivering exceptional photostability and superior sun protection performance in professional sunscreen formulations.

Product Name: HY-EHT
INCI Name: Ethylhexyl Triazone
Manufacturer: HY-Tech Products & Co, Seoul, South Korea

Key Features:

• High purity UVB filter (99.9% purity by HPLC)
• White to light yellow crystalline powder
• Excellent photostability – does not degrade under UV exposure
• Broad-spectrum UVB protection
• High specific extinction value (1599) – superior UV absorption
• Low color (Gardner 0.1) – minimal impact on formulation aesthetics
• Residual solvents: CONFORM

Functions:

• UVB Filter
• UV Absorber
• Photostabilizer
• Sunscreen Active

Applications:

• Sun Care: Sunscreens, SPF Lotions, Sun Protection Sprays
• Skin Care: SPF Moisturizers, Day Creams, BB/CC Creams
• Hair Care: UV Protection Hair Products
• Decorative Cosmetics: SPF Foundations, Tinted Moisturizers

Certificate of Analysis (COA) – Results:

• Appearance: White to Light Yellow Crystalline Powder – CONFORM
• Odour: Characteristic, Faintly Odour – CONFORM
• Identification: IR Absorption <197K&197A> & Retention Time – CONFORM
• Assay (HPLC): 98.0–103.0% → Result: 100.6%
• Melting Point: 128.0–132.0°C → Result: 130.2°C
• Water: 0.5% MAX → Result: 0.03%
• Specific Extinction (1%, 1cm, 314nm, in ethanol): 1500 MIN → Result: 1599
• Color (Gardner, 100g/L in acetone): 2.0 MAX → Result: 0.1
• Purity (HPLC): 99.2% MIN → Result: 99.9%
• Impurities (HPLC) – Individual: 0.5% MAX → Result: 0.05%
• Impurities (HPLC) – Total: 0.8% MAX → Result: 0.13%
• Residual Solvents: CONFORM

Conclusion: PASS ✓

Storage & Handling:

• Store in a cool, dry place away from direct sunlight
• Keep container tightly closed when not in use
• Avoid prolonged exposure to heat and moisture

Frequently Asked Questions (FAQ):

Q: What is HY-EHT?
A: HY-EHT is a high-purity UVB filter by HY-Tech Products & Co, South Korea. Its INCI name is Ethylhexyl Triazone and it is used as a sunscreen active in professional sun care formulations.

Q: What is the INCI name?
A: INCI Name: Ethylhexyl Triazone

Q: What UV range does it protect against?
A: HY-EHT is a UVB filter with peak absorption at 314nm, providing effective protection against UVB radiation.

Q: What is the recommended usage rate?
A: Typically 1–5% in sunscreen formulations, subject to regional regulatory limits.

Q: Is it photostable?
A: Yes, Ethylhexyl Triazone is known for its excellent photostability and does not degrade significantly under UV exposure.

Q: What does it look like?
A: White to light yellow crystalline powder – COA confirmed CONFORM.

Q: What is the purity level?
A: 99.9% purity by HPLC – pharmaceutical-grade quality.

Q: Is a Certificate of Analysis (COA) available?
A: Yes, COA is available upon request.

Q: How should it be stored?
A: Store in a cool, dry place away from direct sunlight. Keep container tightly closed and avoid heat and moisture exposure.

Q: Is this product vegan?
A: Yes, Ethylhexyl Triazone is of synthetic origin and suitable for vegan formulations.

COA available upon request. For professional cosmetic formulation use only.