This is pure, concentrated perfume oil and still needs to be diluted.
This can be done with perfumer’s alcohol , or alcohol-free with a carrier oil such as jojoba or fractionated coconut oil .

Example:
To make 50 ml of eau de toilette, use 2.5 to 5 ml of the fragrance concentrate and add 45 to 47.5 ml of perfumer’s alcohol or jojoba oil.

Perfume type	Concentrate (%)	30 ml bottle	50 ml bottle	100 ml bottle
Perfume / Extract	20–35%	6–10.5 ml	10–17.5 ml	20–35 ml
Eau de Parfum (EdP)	10–20%	3–6 ml	5–10 ml	10–20 ml
Eau de Toilette (EdT)	5–10%	1.5–3 ml	2.5–5 ml	5–10 ml
Eau de Cologne	2–5%	0.6–1.5 ml	1–2.5 ml	2–5 ml
Aftershave / Eau Fraîche	1–3%	0.3–0.9 ml	0.5–1.5 ml	1–3 ml

💡 Explanation : The higher the percentage of fragrance concentrate, the more intense and longer the scent lasts.
Perfume contains the most concentration and lasts the longest on the skin.
Aftershave and Eau Fraîche are the lightest and evaporate faster.

As a hobby perfumer, you can expand or personalize this fragrance with aroma chemicals.
to strengthen or refine certain facets. This can be done, for example, by:

 

🍋 Top notes enhance (fresh, aromatic, metallic)

These enhance Fahrenheit’s typical opening.

• Violet leaf – enhances the iconic violet leaf effect
• Dihydromyrcenol – fresh, masculine power boost
• Linalool – fresh floral, citrusy
• Bergamot BA-free – classic citrus opening
• Aldehydes (C10-C12) – give a metallic, sparkling elevator

🌿 Heart notes enrich (violet, wood, spicy)

For more depth, spiciness and recognition.

• Ionone Alpha / Beta – enhanced violet and violet leaf
• Iso E Super – modern wood, diffuse, masculine
• Cashmeran – warm, musky, woody, slightly spicy
• Cedar species – dry, elegant wood texture
• Black pepper – fresh spiciness, typically masculine

🧥 S trengthen base (leather, warmth, depth)

This will make Fuel Leather richer, darker or longer lasting.

• Suederal – soft leather, perfect for Fahrenheit style
• Birch tar (minimum (trace) amount!) – smoky leather, dose carefully
• Patchouli Light / Clearwood – clean, woody, modern
• Vetiveryl Acetate – elegant vetiver, enhances the wood base
• Tonka bean extract-warm, sweet depth
• Ambroxan – modern ambergris vibe, long lasting
• Galaxolide / Tonalid – soft musk for a rounder base

🔥 Special accents (optional, for character)

For a unique twist without losing the DNA.

• Styrax – smoky, balsamic, strengthens leather
• Nagarmotha (Cypriol) – woody, dry, slightly smoky
• Cistus / Labdanum – warm amber-leather vibe
• Clove-subtle spiciness (very light dosage)

🧪 Sa mple mini recipe

For 50 ml of Eau de Parfum:

• 5 ml Fuel Leather (10%)
• 0.3 ml Siot leaf
• 0.2 ml Iso E Super
• 0.2 ml Suederal
• 0.1 ml Tonalide
• Supplement with ethanol
• let mature for at least 1-2 weeks