Luyouhanh Technology

Premium Chemical Solutions

ISO 9001:2015 cheyouhang.com

Global Supplier of Premium Chemicals & Ingredients

Trusted by manufacturers worldwide. Comprehensive range of high-quality feed, food, pharmaceutical, and industrial chemicals with guaranteed purity and competitive pricing.

50+

Countries Served

500+

Products Available

15+

Years Experience

Product Categories

Explore our comprehensive range of premium chemical ingredients covering the entire industry

Vitamins

Premium quality vitamins for various applications. Meeting international standards.

150+ Products

Amino Acids

High-purity amino acids essential for nutrition and pharmaceutical manufacturing.

200+ Products

Intermediates

API intermediates and fine chemicals for pharmaceutical synthesis.

300+ Products

Solvents & Others

Industrial solvents, food additives, and specialty chemicals.

500+ Products

Featured Products

Browse our most popular vitamins, amino acids, and industrial chemicals

Product Name CAS No. Category Grade Specification Action

Vitamin C (Ascorbic Acid)

C6H8O6

50-81-7 Vitamin
Food Pharma
>99.5% Purity

Vitamin B12 (Cobalamin)

C63H88CoN14O14P

68-19-9 Vitamin
Feed Pharma
1%, 98% Cyanocobalamin

Vitamin E (Tocopherol)

C29H50O2

59-02-9 Vitamin
Feed Food
50%, 96% Powder

L-Lysine HCl

C6H14N2O2·HCl

657-27-2 Amino Acid
Feed Food Pharma
78.8% L-Lysine

L-Threonine

C4H9NO3

80-68-2 Amino Acid
Feed Food
>98.5% Purity

L-Tryptophan

C11H12N2O2

73-22-3 Amino Acid
Feed Pharma
>98% Purity

Vitamin B1 (Thiamine)

C12H17N4OS+

59-43-8 Vitamin
Feed Food
98% Thiamine HCl

Vitamin D3 (Cholecalciferol)

C27H44O

67-97-0 Vitamin
Feed Food Pharma
500,000 IU/g, 1,000,000 IU/g

L-Methionine

C5H11NO2S

63-68-3 Amino Acid
Feed Food
>99% Purity

L-Valine

C5H11NO2

72-18-4 Amino Acid
Feed Food Pharma
>98.5% Purity

Benzyl Chloride

C7H7Cl

100-44-7 Intermediate
Pharma
>99% Purity

Ethyl Acetoacetate

C6H10O3

141-97-9 Intermediate
Pharma
>99% Purity

Why Choose Luyouhanh Technology

We are committed to delivering excellence in every aspect of our service

ISO Certified

ISO 9001:2015 certified quality management system ensuring consistent, high-quality products and reliable supply chain.

  • GMP Compliant
  • HACCP Certified
  • Third-party Lab Testing

Global Logistics

Efficient worldwide shipping with strategic warehouse locations across Asia, Europe, and Americas for quick delivery.

  • 50+ Countries Reached
  • Express Shipping Available
  • Duty-Free Options

Quality Guarantee

100% quality guarantee with full COA documentation, MSDS, and specification sheets for every shipment.

  • Full COA Provided
  • Money-back Guarantee
  • Technical Support

Trusted by Industry Leaders

PartnerCo
NutriCorp
PharmaInc
FeedTech
HealthPlus

Ready to Get Started?

Contact us today for quotes, samples, or technical support. Our team is ready to assist you.

Email Us

sales@cheyouhang.com

WhatsApp

+86 177 2240 2259

Phone

+86 177 2240 2259

Our Offices

Hong Kong • Shenzhen • Shanghai

Send Us a Message