Catalog Unit Specification • Half Fluid Ounce (15 mL)

Half-ounce aroma oil bottles suit secondary rooms and seasonal tests.

Compact apothecary glass sized for secondary powder rooms, private study desks, and seasonal fragrance evaluations without committing to large bottle volumes.

10–20 USD per bottle
Reference unit pricing. Varies by terpene profile rarity, carrier purification grade, and annual harvest yields.

The 1/2 oz aroma oil format contains exactly 14.78 mL of active botanical compound. Formulated on South Michigan Avenue in Chicago, this unit is engineered for visitors testing a new fragrance profile or rotating scents every four weeks. Sized with a standard 18–400 pharmaceutical neck finish and an integrated euro-orifice restrictor to dispense controlled single drops.

  • Vessel Capacity 1/2 fl oz / 14.78 mL (approx. 300 drops)
  • Glass Specification USP Type III Amber Soda-Lime Glass
  • Closure Type 18–400 Ribbed Phenolic with Polyethylene Cone
  • Recommended Room Size 80 to 220 square feet
  • Dosage Guideline 2 to 3 drops per 80 mL water reservoir
  • Formulator & Workshop Irina Petrova, Chicago studio established 2022
  • Entity Status Active business filing, Illinois Secretary of State

Compounding compact batches for seasonal transitions and trial spaces.

Many clients do not want a full 1 oz bottle when switching from crisp springtime citrus notes to heavy conifer wood profiles in October. A 1/2 oz bottle provides 75 distinct misting sessions. Used three times a week in a secondary bathroom or personal reading room, the bottle empties neatly in six months, avoiding prolonged storage where delicate terpenes begin to degrade.

We formulate these half-ounce bottles on the same analytical equipment as our commercial flacons. Irina Petrova blends small 500 mL mother batches by hand. Because smaller vessels have a higher ratio of interior surface area to liquid volume, we use an integrated vertical dropper insert that prevents air bubbles from locking the flow while dispensing.

We refuse to use synthetic dipropylene glycol or cosmetic emulsifiers to artificially extend shelf life. The carrier is pure medium-chain plant lipid, refined to neutral clarity. It suspends pure botanical isolates without creating cloudiness or sediment that would stick to water tank walls.

Formulation Technical Parameters
Kinematic Viscosity 17.8 cSt at 20°C Free-flowing gravity feed via 0.8 mm dropper insert
Carrier Profile Refined plant-derived C8/C10 esters Zero alcohol, zero synthetic fixatives, non-greasy
Aromatic Retention 3 to 5 hours active throw Calibrated for enclosed domestic secondary rooms
Batch Size Limit 32 bottles per compounding run Hand-poured at 720 South Michigan Ave
Raw botanical distillation materials arranged on grey slate
Plate 103: Raw botanical isolates before fractionation and cold compounding 720 S Michigan Ave Workshop • Chicago, IL

How to integrate half-ounce bottles into a home diffusion rotation.

Recommended Placement Scenarios
Space A • Powder Room Eucalyptus & Calabrian Bergamot 2 drops per session, crisp air refresh
Space B • Home Office Atlas Cedarwood & Pink Grapefruit 3 drops for 4-hour focused daylight misting
Space C • Guest Bedroom French Lavender & Roman Chamomile 2 drops one hour prior to bedtime
Space D • Ceramic Stone Pure Conifer Needle Fraction Passive non-electric absorption on bedside desk

Because half-ounce bottles represent lower volume and financial commitment ($10 to $20 USD), clients frequently combine three distinct profiles into a coordinated household rotation. Using the same oil continuously throughout an entire home causes olfactory fatigue within three days, meaning your senses tune out the fragrance even while the room remains saturated.

By dedicating a half-ounce bottle of conifer notes to a workstation and a floral-herbaceous blend to a guest suite, each room retains its own olfactory identity. When you move between rooms, the contrast keeps the botanical notes fresh and perceptible.

When a half-ounce bottle reaches its final ten drops, you can easily clean your diffuser tank with 70% isopropyl alcohol and rotate to a different botanical harvest without feeling obligated to finish another twenty milliliters of the previous scent.

Common questions regarding half-ounce aroma oil selection.

A 1/2 oz (15 mL) amber glass bottle dispenses roughly 300 drops through its internal orifice reducer. At three drops per misting cycle, this yields approximately 100 sessions. For typical users who diffuse three to four times a week, one bottle lasts five to seven months.
Botanical yields vary drastically across plant families. Compounding with coniferous Atlas cedarwood or sweet orange is cost-effective (10 USD). Compositions featuring steam-distilled French lavender flower buds, Moroccan neroli, or pure frankincense fractions require substantially more raw botanical material to produce, bringing the unit price to 16 or 20 USD.
You can, but it is not optimal. Spaces exceeding 400 square feet require 6 to 8 drops per diffusion run, which will deplete a 1/2 oz bottle quickly. For expansive areas, our standard 1 oz bottles ($10–$25) or 50 mL studio flacons ($13) provide better volumetric economy.
No. Half-ounce bottles are formulated exclusively for cold-mist ultrasonic tanks and evaporative ceramic stones. Capillary reed sticks require a dedicated low-surface-tension carrier with specialized rattan evaporation properties, which we provide in our 9 oz Diffuser Refill bottles.

Inquire for half-ounce aroma oil bottle availability.

Our catalog operates on an inquiry basis. Whether you need a single 1/2 oz bottle to evaluate a new fragrance or a curated set of three bottles for multiple rooms, submit your specifications below. Irina Petrova reviews inquiries directly and replies with current distillation availability.

Workshop line: +1 (340) 006-6875 • Physical workshop: 720 South Michigan Avenue, Chicago, Illinois 60605.

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Order & Inquiry Protocols
Reference Unit Price 10–20 USD per bottle Fixed unit range based on botanical crop yield
Reply Schedule Within 24 business hours Personalized reply from Irina Petrova
Studio Origin 720 South Michigan Ave, Chicago All compounding and sealing conducted on site
Alternative Options 1 oz Bottles • 10 mL Droppers Explore larger bottles or concentrated dropper vials