Leader Biochemical Group | High-Quality Chemical Ingredients Supplier

Trusted Chemical Innovation Since 2005

Leader Biochemical Group is one of China’s largest manufacturers of high-quality refined organic chemicals and specialty biochemical ingredients. With over 18 years of experience, we serve pharmaceutical, cosmetic, food, and industrial clients across North America, Europe, and Asia.

Our vertically integrated production facilities in Northwest China ensure strict quality control, regulatory compliance, and scalable output. We are committed to sustainable chemistry, innovation, and long-term partnerships with global distributors and formulators.

ISO & GMP Compliant Manufacturing

Global Regulatory Documentation Support

Custom Synthesis & Private Labeling

Comprehensive Product Portfolio

We produce over 150 specialty chemicals across 15 categories with annual capacities ranging from 5MT to 5000MT. All products meet USP, EP, and JP standards.

Organic Chemicals

5000MT/year capacity in high-purity refined organics including acids, esters, and specialty intermediates.

• Ethyl Ferulate – 500MT/Year
• Isostearic Acid – 1000MT/Year
• Propyl Gallate – 1000MT/Year
• Guanidine Hydrochloride – 1000MT/Year

Pharmaceutical Intermediates

3500MT/year GMP-compliant production for APIs, vitamins, and co-factors.

• Cyanocobalamin (B12) – 35MT/Year
• Methylcobalamin – 15MT/Year
• Thiamine HCl – 600MT/Year
• Coenzyme Q10 – 150MT/Year

Cosmetic & Personal Care

3500MT/year supply of active ingredients, peptides, and surfactants.

• Alpha Arbutin – 20MT/Year
• Azelaic Acid – 800MT/Year
• Rhamnolipid – 2500MT/Year
• Pure Cosmetic Peptides – 5MT/Year

UV Absorbers

2000MT/year capacity in high-performance UV protection compounds.

• UV-622 (CAS 65447-77-0)
• 4-Aminophthalic Acid (CAS 5434-21-9)
• Phenylethyl Resorcinol – 50MT/Year

Nutritional Ingredients

3000MT/year supply of vitamins, amino acids, and mineral complexes.

• Vitamin A Palmitate – 300MT/Year
• L-Menthol – 300MT/Year
• Choline Bitartrate – 500MT/Year
• L-Alanine – 400MT/Year

Plant Extracts & Bioactives

500MT/year production of standardized botanical extracts.

• Ellagic Acid – 750MT/Year (combined)
• Pomegranate Peel Extract
• Quercetin – 20MT/Year
• Fucoidan – 5MT/Year

Featured Chemical Products

High-purity, globally compliant ingredients available for immediate or custom synthesis.

Cyanocobalamin (Vitamin B12)

CAS: 68-19-9 | Purity: ≥96% | 35MT/Year Capacity

USP/BP/EP grade, suitable for pharmaceutical and nutritional applications.

Alpha Arbutin

CAS: 84380-01-8 | Purity: ≥99% | 20MT/Year Capacity

High-efficiency skin brightening agent for cosmetic formulations.

4-Aminophthalic Acid

CAS: 5434-21-9 | Purity: ≥98% | Custom Synthesis

Key intermediate for fluorescent dyes and pharmaceuticals.

Ethyl Ferulate

CAS: 1191-40-0 | Purity: ≥99% | 500MT/Year

Natural antioxidant used in cosmetics and food preservation.

Coumarin

CAS: 91-64-5 | Purity: ≥99% | High Volume Supply

Fragrance ingredient and pharmaceutical intermediate.

Isostearic Acid

CAS: 3080-06-8 | Purity: ≥98% | 1000MT/Year

High-performance emollient for cosmetics and industrial applications.

Azelaic Acid

CAS: 123-99-9 | Purity: ≥99.5% | 800MT/Year

Dermatological active for acne and rosacea treatments.

Coenzyme Q10

CAS: 303-98-0 | Purity: ≥98% | 150MT/Year

Ubiquinone for nutraceuticals, cosmetics, and pharmaceuticals.

Propyl Gallate

CAS: 121-79-9 | Purity: ≥99% | 1000MT/Year

Antioxidant for food, cosmetics, and industrial oils.

Frequently Asked Questions

What certifications do you hold?

Our facilities are ISO 9001 certified with GMP compliance for pharmaceutical intermediates. We provide full documentation including COA, MSDS, and TSE/BSE statements.

Can you provide custom synthesis?

Yes, we offer custom synthesis and process development for novel intermediates and specialty chemicals. Our R&D team supports clients from mg to multi-ton scale.

What is your minimum order quantity?

MOQ varies by product. For standard items, it ranges from 1kg to 25kg. Bulk discounts apply for orders over 100kg. Contact us for specific product quotes.

How do you ensure product quality?

Every batch undergoes rigorous QC testing using HPLC, GC, NMR, and MS. We maintain full traceability and stability data for all products.

What are your shipping terms?

We offer FOB, CIF, and DDP terms. Shipments are packed in sealed drums or foil bags with proper hazardous material classification when required.

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