Product Development
Cosmetic Chemist needed, laboratory testing of natural ingredients in alcohol based formulation
USD 400 - USD 1200
Fixed fee
I am developing a personal care product that incorporates specific natural functional ingredients in an alcohol-based EDP formulation.
I need a cosmet ...
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May 04, 2026
Within a week - I'd like an expert to get started as soon as possible
Consulting
Need a chemist to generate a SOP for determine K in solid biomass using AAS (ISO compliant)
USD 16
Fixed fee
Need Chemist to Develop Simple AAS Test Method (Potassium in EFB Fiber)
I’m looking for an analytical chemist to help develop a simplified lab proced ...
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May 04, 2026
Urgently, within 1-2 days - I have work that needs to be completed within a few days.
Consulting
Adsorption science consulting: VOC capture cartridge for indoor air biofiltration device
USD 400 - USD 3200
Fixed fee
I am developing a consumer indoor air biofiltration device that combines an activated carbon and zeolite cartridge with a plant root biological stage. ...
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May 03, 2026
I'll decide later
Writing
I am looking for medical education experts who can write Q1 level medical education articles.
USD 80 - USD 320
Fixed fee
MEDICAL EDUCATION MANUSCRIPTS ON MEDICAL COURSES MEDICAL EDUCATION MANUSCRIPTS ON MEDICAL COURSES MEDICAL EDUCATION MANUSCRIPTS ON MEDICAL COURSES MED ...
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May 03, 2026
Urgently, within 1-2 days - I have work that needs to be completed within a few days.
Consulting
Chemical Formulation Chemist – Auto Detailing Products
USD 400 - USD 4000
Fixed fee
Job Description
We are looking for an experienced freelance chemist who already works with cleaning product formulations to help us develop professio ...
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May 02, 2026
Urgently, within 1-2 days - I have work that needs to be completed within a few days.
Product Development
Development of Organic Chemistry Education Platform with Synthesis Engine and Molecular Structure In
USD 16 - USD 2400
Fixed fee
I’ve developed an organic chemistry learning app using Lovable (AI-powered), and I’m now looking for someone with a strong computational chemistry + c ...
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May 02, 2026
Within a month - It will take time to decide on whom to hire or get the work started.
Product Development
Need chemist to formulate water-based anti-nail biting treatment pen with denatonium benzoate
USD 240 - USD 800
Fixed fee
I'm developing a men's personal care brand called QUITS, a nail habit pen designed to stop nail biting. I need a cosmetic chemist to develop a water-b ...
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May 02, 2026
Within a week - I'd like an expert to get started as soon as possible
Consulting
Cosmetic chemist needed, technical feasibility consultation for personal care formulation
USD 80 - USD 240
Fixed fee
Looking for a cosmetic formulation chemist for a technical consultation. I need to validate whether specific naturalingredients can maintain their fu ...
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May 03, 2026
Within a week - I'd like an expert to get started as soon as possible
Product Development
Need a chemist to formulate my pet wellness consumer product. Have formula now need a sample.
USD 400 - USD 4800
Fixed fee
I am looking for someone in biological sciences whose work touches antimicrobial and veterinary microbiology to build the physical 1-5L batch of my fo ...
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May 04, 2026
Within a week - I'd like an expert to get started as soon as possible
Consulting
Consultant/ Advisory (Public Health Expert)
USD 4000
Fixed fee
Newark/ Philadelphia area.Consultant / Advisory (Public Health Expert) (Master’s+ Required)Diatom, Inc. (NGO) | Project EarlyStart.Location: Remote / ...
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May 01, 2026
Within a week - I'd like an expert to get started as soon as possible
Project Details
