Zhengzhou Welcom Tech. Co., Ltd.

As a professional manufacturer and supplier, our company provide OTHER CHEMICAL MATERIALS, WATER TREATMENT CHEMICALS, PLASTIC AND PAINT CHEMICALS, FOOD AND FEED ADDITIVES, DYESTUFFS&DYE INTERMEDIATES, and more from China.

Zhengzhou Welcom Tech. is located in National University Science Park of Henan Province, and enjoys favorable geographical position and convenient transportation. Zhengzhou Welcom Tech. Co., Ltd. were established as a company with rich experience in exporting materials and technical support to South America, Europe, Africa and Southeast Asia.

Welcom specializes in developing, manufacturing and exporting chemicals, raw materials, especially dyestuffs & dye intermediates, food and feed additives, plastic and paint chemicals, water treatment chemicals and others.

Welcom insists on our tenet of "high jumping-off, high standard, high quality, and market-oriented modern management". Our company has a strong R&D team, advanced production facility, high-caliber managerial personnel and well-trained staff members as well as an outstanding marketing team. Zhengzhou Welcom Tech. Co., Ltd. give priority to the export-oriented economy.

Our efficient marketing team can quote the price within 24 hours, and the delivery lead time can be shortened to one week as possible.

Welcom is determined to offer the superior products and professional services directly to customers around the world. Zhengzhou Welcom Tech. Co., Ltd. have had close cooperation with worldwide firms over many years. Zhengzhou Welcom Tech. Co., Ltd. are known for our reliable products. Welcom has won the customers' trust and praise from more than 50 countries and regions around the world.

Our website is WWW.CNWELCOM.CN.

Our Products/Services: Dyestuffs & dye intermediates, food and feed additives, plastic and paint chemicals, water treatment chemicals, other chemical materials .

8b Acid
8B acid Specification: Classification: Sulfonic Acid ; CAS No.: 616-84-2 ; Other Names: 2-nitroaniline-4-sulfonic ...
Product Category: Sulfonic Acid

Calcium Formate
Calcium Formate Specification: CAS No.: 544-17-2 ; Other Names: Calcium Formate ; EINECS No.: 208-863-7 ; Type: Feed ...
Product Category: Minerals & Trace Element

Supply~edta-2na--edta Disodium
Supply~EDTA-2Na--Edta Disodium Specification: Classification: Sodium Organic Salt ; CAS No.: 6381-92-6 ; Other ...
Product Category: Organic Salt

L-leucine 98%
L-Leucine 98% Specification: CAS No.: 2743-40-0 ; Other Names: H-Leu-OEt.HCl ; MF: C8H17NO2.HCl ; EINECS No.: ...
Product Category: Enzyme Preparation

Food/technical Grade Sodium Benzoate
food/technical grade Sodium Benzoate Specification: CAS No.: 532-32-1 ; Other Names: Sodium Benzoate ; Type: ...
Product Category: Gums & Stabilizers

Xylitol Food Grade
Xylitol food grade Specification: CAS No.: 87-99-0 ; Other Names: Xylitol ; MF: C5H12O5 ; Type: Chewing Gum Bases, ...
Product Category: Sweetener

Welcom.co Xanthan Gum
Welcom.Co Xanthan Gum Specification: CAS No.: 11138-66-2 ; Other Names: Corn Sugar Gum ; MF: (C35H49O29)n ; Type: ...
Product Category: Gum & Gum Products

Copper Sulphate Pentahydrate
Copper Sulphate Pentahydrate Specification: CAS No.: 7758-99-8 ; MF: CuSO4.5H2O ; EINECS No.: 231-847-6 ; Type: Feed ...
Product Category: Feed Grade Enzymes

Ferrous Fumarate
Ferrous Fumarate Specification: CAS No.: 141-01-5 ; Other Names: Ferrous Fumarate ; Type: Feed Grade Enzymes, Feed ...
Product Category: Feed Grade Enzymes

Aluminium Sulphate 16%~17%
Aluminium Sulphate 16%~17% Specification: Classification: Sulphate ; Type: Aluminum Sulphate ; CAS No.: 10043-01-3 ; ...
Product Category: Aluminum Sulphate

Sodium Nitrite99% Food,industrial Grade
Sodium Nitrite99% food,industrial grade Specification: Classification: Nitrate ; Type: Sodium Nitrite ; CAS No.: ...
Product Category: Nitrate

Zinc Chloride
Zinc Chloride Specification: Classification: Chloride ; Type: Zinc Chloride ; CAS No.: 7646-85-7 ; Other Names: ...
Product Category: Zinc Chloride

Zinc Chloride 98%
Zinc Chloride 98% Specification: Classification: Chloride ; Type: Zinc Chloride ; CAS No.: 7646-85-7 ; Other Names: ...
Product Category: Zinc Chloride

Potassium Carbonate
Potassium Carbonate Specification: Classification: Carbonate ; Type: Potassium Carbonate ; CAS No.: 584-08-7 ; Other ...
Product Category: Potassium Carbonate

Zinc Sulphate
Zinc Sulphate Specification: Classification: Sulphate ; Type: Zinc Sulphate ; CAS No.: 7446-19-7 ; Other Names: Zinc ...
Product Category: Zinc Sulphate

Maganesium Sulphate
Maganesium Sulphate Monohydrate Specification: Classification: Sulphate ; Type: Magnesium Sulphate ; CAS No.: ...
Product Category: Magnesium Sulphate

Aluminium Chloride
Aluminium Chloride Specification: Classification: Chloride ; Type: Aluminum Chloride ; CAS No.: 7784-13-6 ; Other ...
Product Category: Aluminum Chloride

Non-ferric Aluminium Sulphate Flake
Non-ferric Aluminium Sulphate flake Specification: Classification: Sulphate ; Type: Aluminum Sulphate ; CAS No.: ...
Product Category: Aluminum Sulphate

Cas:471-34-1 ^^ Calcium Carbonate
cas:471-34-1 ^^ Calcium Carbonate Specification: Classification: Carbonate ; Type: Calcium Carbonate ; CAS No.: ...
Product Category: Calcium Carbonate

Zinc Sulphate Heptahydrate
Zinc Sulphate Heptahydrate Specification: Classification: Sulphate ; Type: Zinc Sulphate ; CAS No.: (7446-20-0 ; ...
Product Category: Zinc Sulphate

Potassium Carbonate
Potassium Carbonate Specification: Classification: Carbonate ; Type: Potassium Carbonate ; CAS No.: 584-08-7 ; Other ...
Product Category: Potassium Carbonate

Non-ferric Aluminium Sulphate For Water Treatment
Non-ferric Aluminium Sulphate for water treatment Specification: Classification: Sulphate ; Type: Aluminum Sulphate ...
Product Category: Aluminum Sulphate

Calcium Carbonate * Welcome
Calcium Carbonate * welcome Specification: Classification: Carbonate ; Type: Calcium Carbonate ; CAS No.: 471-34-1 ; ...
Product Category: Calcium Carbonate

Sodium Sulphide Red Flakes
Sodium sulphide red flakes Specification: Classification: Sulfide ; Type: Sodium Sulfide ; CAS No.: 12034-39-8 ; ...
Product Category: Sodium Sulfide

Calcium Carbonate# Light
Calcium Carbonate# light Specification: Classification: Carbonate ; Type: Calcium Carbonate ; CAS No.: 471-34-1 ; ...
Product Category: Calcium Carbonate

Maganesium Sulphate
Maganesium Sulphate Heptahydrate Specification: Classification: Sulphate ; Type: Magnesium Sulphate ; CAS No.: ...
Product Category: Magnesium Sulphate

Sodium Sulphide Yellow Flakes
Sodium sulphide yellow flakes Specification: Classification: Sulfide ; Type: Sodium Sulfide ; CAS No.: 12034-39-8 ; ...
Product Category: Sodium Sulfide

Sodium Hypochlorite16%
Sodium Hypochlorite16% Specification: Classification: Chlorate ; Type: Sodium Hypochlorite ; CAS No.: 7681-52-9 ; ...
Product Category: Sodium Hypochlorite

Trisodium Phosphate Food,tech Grade
Trisodium Phosphate food,tech grade Specification: Classification: Phosphoric Acid ; CAS No.: 7601-54-9 ; Other ...
Product Category: Phosphoric Acid

Boric Acid
BORIC ACID Specification: Classification: Boric Acid ; CAS No.: 10043-35-3 ; Purity: 99.5% ; Assay ...
Product Category: Boric Acid

Boric Acid
Boric Acid Specification: Classification: Boric Acid ; Boric Acid (CAS no.: 10043-35-3): Properties: 1) Appearance: ...
Product Category: Boric Acid

Beta Naphthol
Beta Naphthol Specification: CAS No.: 135-19-3 ; Other Names: 2-Naphthol ; MF: C10H8O ; Type: Azoic Dye ; Usage: ...
Product Category: Plastic Dyestuffs

Solvent Yellow #
Solvent Yellow 163# Specification: Type: Solvent Dye ; Solvent Yellow 163# (C. I.58840)Color: Yellow with green ...
Product Category: Solvent Dyes

Dye C.i. Solvent Green 3
Dye C.I. Solvent green 3 Specification: CAS No.: 128-80-3 ; Other Names: Solvent green 3, C.I. Solvent gree. ; MF: ...
Product Category: Solvent Dyes

Boric Acid Granular 99.9%
Boric Acid Granular 99.9% Specification: Classification: Boric Acid ; CAS No.: 10043-35-3 ; Purity: Technical Grade ...
Product Category: Boric Acid

Dye C.i. Solvent Green 7
Dye C.I. Solvent green 7 Specification: CAS No.: 6358-69-6 ; Other Names: Solvent green 7, C.I. Solvent gree. ; MF: ...
Product Category: Solvent Dyes

Boric Acid 99.5%
Boric Acid 99.5% Specification: Classification: Boric Acid ; CAS No.: 10043-35-3 ; MF: H3BO3 ; Grade Standard: ...
Product Category: Boric Acid

Premium Quality Naphthol As-bs
premium quality Naphthol AS-BS Specification: CAS No.: 135-65-9 ; Other Names: Diathol BS ; MF: C17H12N2O4 ; EINECS ...
Product Category: Plastic Dyestuffs

Indigo Blue
Indigo Blue Specification: CAS No.: 482-89-3 ; Other Names: Indigo Blue ; Type: Vat Dye ; Usage: Textile Dyestuffs ; ...
Product Category: Vat Dyes

Naphthol As
Naphthol AS Specification: CAS No.: 92-77-3 ; Other Names: diathol as ; MF: C17H13NO2 ; Type: Other ; Usage: Ink ...
Product Category: Ink Dyestuffs

S Naphthol As
s Naphthol AS Specification: CAS No.: 92-77-3 ; Other Names: diathol as ; MF: C17H13NO2 ; Type: Other ; Usage: Ink ...
Product Category: Leather Dyestuffs

Naphthol As
Naphthol AS Specification: CAS No.: 92-77-3 ; Other Names: diathol as ; MF: C17H13NO2 ; Type: Other ; Usage: Ink ...
Product Category: Leather Dyestuffs

Indigo Blue Pwder &, Granular For Texitle Industry
Indigo Blue pwder &amp, granular for texitle industry Specification: CAS No.: 482-89-3 ; Other Names: Vat Blue 1 ...
Product Category: Vat Dyes

Gamma Acid
Gamma Acid Specification: CAS No.: 90-51-7 ; Other Names: 2-Amino-8-Naphthol-6-Sulfonic Acid ; MF: C10H9NO4S ; ...
Product Category: Paper Dyestuffs

Tobias Acid 98%
Tobias Acid 98% Specification: CAS No.: 81-16-3 ; Other Names: 2-Naphthylamine-1-Sulfonic Acid ; MF: C10H9NO3S ; ...
Product Category: Acid Dyes

Excellent Quality And Competitive Titanium Dioxide
excellent quality and competitive Titanium Dioxide Specification: Classification: Titanium Dioxide ; CAS No.: ...
Product Category: Titanium Dioxide

-sodium Thiosulfate
-Sodium Thiosulfate Specification: Classification: Sulfuric Acid ; CAS No.: 10102-17-7 ; Other Names: Sodium ...
Product Category: Inorganic Acid

Fast Scarlet G Base Good Quality
Fast Scarlet G Base good quality Specification: CAS No.: 99-55-8 ; Other Names: Azoic Diazo Component 12 ; MF: ...
Product Category: Textile Dyestuffs