About chemshel ▾
Our Heritage & Snapshot Leadership Profile Registrations & Purulia Plant
Sustainability ▾
Solar Energy Transition Purulia Community (CSR)
Science & R&D
GC Analytical Laboratory Batch Traceability & CoA
Certifications ▾
ISO 9001 / 14001 / 22000 / 45001 Halal & Kosher Accreditations
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Chemshel Scientific Researchers & Aroma Innovators

We are chemshel

We’re innovators in specialty chemistry, natural bio-resins, and aroma ingredients. And we bring natural resources to life.

Explore our 2026 product portfolios → Request a Sample
22+ Years of Chemical Heritage
2004 Established in West Bengal
98%+ GC Purity Specification
7 Global Quality Certifications

Introducing chemshel

Introducing Chemshel Brand Film
Corporate Story

From Natural Forest Resources to Specialty Chemistry

Discover how Chemshel bridges sustainable Purulia forest harvesting with high-precision aroma chemistry.

Our Businesses

Specialty Ingredients for Global Fragrance & Industry

Chemshel operates four integrated product divisions, moving seamlessly from natural resin harvesting to high-purity macrocyclic aroma chemistry.

Ambrettolide Macrocyclic Musk
Flagship Product

Ambrettolide

Macrocyclic Musk • GC >98%

  • Floral, musky, sweet & fruity olfactive facets
  • High tenacity & exceptional fragrance fixative
  • Halal (Category K) & Kosher (Pareve) certified
Explore Ambrettolide →
Aleuritic Acid Specialty Chemical
Specialty Intermediate

Aleuritic Acid

Natural Intermediate

  • Primary precursor for macrocyclic musks & perfumery
  • Manufactured under ISO 9001 / 14001 / 22000 / 45001
  • Consistent batch-to-batch purity specification
Explore Aleuritic Acid →
Seedlac Bio-Resin
Natural Bio-Resin

Seedlac

Refined Raw Material

  • 100% natural resin derived from forest tree hosts
  • Purified under stringent quality & environmental systems
  • Crucial starting feedstock for specialty polymers
Explore Seedlac →
Shellac Functional Coatings
Functional Material

Shellac

Bio-Coatings & Resins

  • Natural film former & protective bio-barrier
  • Serving pharmaceuticals, food glazing & industrial coatings
  • Sustainable, renewable bio-derived formulation
Explore Shellac →
Flagship Aroma Molecule

Ambrettolide: The Pinnacle of Natural Macrocyclic Musks

Chemshel’s Ambrettolide (Oxacycloheptadec-10-en-2-one) is recognized globally for its supreme olfactive elegance, persistent radiance, and unmatched fixative power. Engineered from natural Aleuritic Acid at our Purulia facility, it offers fine fragrance perfumers a clean, ethical musk foundation.

CAS: 28645-51-4 FEMA: 4145 EINECS: 249-120-7 Formula: C₁₆H₂₈O₂ (252.39 g/mol) GC Purity: 98.0% Min. Halal (Cat. K) Kosher Pareve
Request Ambrettolide Sample → View Technical Data Sheet
Ambrettolide Fine Fragrance Luxury Flacon
Sensory Profile
Floral • Musky • Sweet • Fruity • Warm
The Science of Transformation

From Natural Forest Resources to High-Purity Ingredients

Our mastery of natural chemistry transforms raw forest resins into ultra-pure aroma molecules through a seamless, disciplined 5-step industrial process.

01

Raw Lac Harvesting

Sustainable sourcing of raw sticklac from rural tribal forest communities in Purulia, West Bengal.

02

Refining to Seedlac

Washing, cleaning, and thermal processing to produce standardized high-grade Seedlac bio-resin.

03

Hydrolysis to Aleuritic Acid

Dual-solvent chemical cleavage yielding pharmaceutical-grade Aleuritic Acid crystal intermediate.

04

Synthesis of Ambrettolide

Precision macrocyclization followed by high-vacuum fractionation to achieve ≥98% GC purity.

05

Global Quality & Export

Gas chromatography validation, CoA generation, and ISO-certified export dispatch across 25+ countries.

Science & Technology

Where Experience Meets Process Discipline

Quality at Chemshel is not an afterthought; it is built into the workflow. Our analytical laboratory in Purulia operates continuous in-process tracking, raw material screening, and advanced Gas Chromatography (GC) analysis.

In-House GC Analytics

Precision isomer verification ensuring >98% purity on every batch.

Batch Traceability

End-to-end documentation from raw lac lot to finished drum delivery.

Discover Our R&D Lab →
Chemshel Gas Chromatography Analytical Lab
Quality Accreditations

7 Verified Global Certifications

Chemshel operates under rigorous, internationally audited management systems for quality, environmental safety, food standards, occupational health, and religious compliance.

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ISO 9001:2015

Cert: IN/QMS/00252/0352

Valid Through: 04 April 2028

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ISO 14001:2015

Cert: IN/E/00056/4916

Valid Through: 01 March 2027

View Official Details →
🥣

ISO 22000:2018

Cert: IN/FSMS/00226/4856

Valid Through: 08 February 2027

View Official Details →
🛡️

ISO 45001:2018

Cert: IN/OH&SMS/00032/4915

Valid Through: 01 March 2027

View Official Details →
🚢

CHEMEXCIL RCMC

Cert: CHEMEXCIL/ER/SSM/C-2/2018-19/15

Valid Through: 31 March 2027

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Halal India (Category K)

Cert: HIP23210215

Valid Through: 08 February 2026

View Official Details →
✡️

Kosher (Orthodox Union)

UKD-ID: OUV3-6A8D02B

Valid Through: 30 November 2026

View Official Details →
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Compliance Directory

Download Certificates & Audit Reports

Open Full Registry →
Global Verticals

Ingredients That Move Across Industries

From high-fashion luxury perfumery to pharmaceutical tablets and sustainable food barriers, Chemshel ingredients empower global formulation.

✨

Fine Fragrance & Perfumery

Ambrettolide acts as an extraordinary macrocyclic fixative, giving depth, exalting floral facets, and extending sillage.

🧴

Cosmetics & Personal Care

Natural barrier coatings, non-toxic film-formers, and skin-safe specialty musks for luxury skin and haircare.

💊

Pharma & Nutraceuticals

ISO 22000 certified refined shellac and bio-resins for enteric tablet coating, moisture protection, and controlled release.

🍬

Confectionery & Food Glazing

Natural edible glazing and shine-protecting shellac formulations for candies, fruits, and chocolate confectioneries.

🧼

Home, Laundry & Fabric Care

Substantive musk aroma ingredients delivering long-lasting fresh laundry scent retention through multiple wash cycles.

🧪

R&D & Specialty Synthesis

High-purity Aleuritic Acid for chemical laboratories developing next-generation bioactive molecules and polymers.

Purulia Solar Rooftop Plant
Sustainability & CSR

Powering Our Operations with Clean Energy & Community Care

Chemshel is committed to a lower carbon footprint and holistic social impact in Purulia, West Bengal:

• Rooftop Solar Clean Energy: Installed rooftop solar power generation at our Purulia facility, reducing grid reliance and emissions.

• Prosthetic Limb Support: Supported the provision of customized prosthetic lower-limb aids to individuals in Purulia, restoring mobility and independence.

• Rural School Sanitation: Collaborated with the Inner Wheel Club of Purulia to construct a modern toilet complex at a rural school in Deulghata, Purulia, supporting 220+ students.

Read Our Full CSR Report →
Fast Global Dispatch

Request a Product Sample or Technical Inquiry

Connect with our technical team in Purulia for Certificate of Analysis (CoA), Technical Data Sheets, and laboratory evaluation samples.

Direct Contact: Vivek Kataruka (Director) • office@chemshel.com • WhatsApp: +91 86707 18899