Products

Suppliers
Filter Gallery
1,870

Wholesale Sodium Dodecyl Benzene

Products
Sodium Dodecyl Benzene Sulfonate Sodium Dodecyl Benzene Sulphonate Wholesale Sodium Dodecyl Las Dodecyl Benzene Sulfonate Sdbs Benzene Sulfonate Sdbs Surfactant Dodecyl Benzene Sulfonate Acid

Sorry! No matches were found.

a Surfactant with Good Price Sodium Dodecyl Benzene Sulphonate CAS 25155-30-0

a Surfactant with Good Price Sodium Dodecyl Benzene Sulphonate CAS 25155-30-0

US $ 2.7-3.2 / kg FOB
500 kg (MOQ)
More
Main Products: L-Carnosine, Marbofloxacin, PRO-Xylane
Contact Supplier
Audited Supplier Audited Supplier Since 2022
Jinan Andechem Company Limited

Trading Company

Shandong, China Since 2022
Chat Now Send Inquiry
Factory Supply High Quality Sodium Dodecyl Benzene Sulphonate Sdbs 50%-90%

Factory Supply High Quality Sodium Dodecyl Benzene Sulphonate Sdbs 50%-90%

US $ 850-1,450 / Ton FOB
5 Tons (MOQ)
More
Quality : Industrial
Contact Supplier
Audited Supplier Audited Supplier Since 2023
Hebei Kaibel Biotech Co., Ltd.

Hebei, China Since 2023
Chat Now Send Inquiry
Free Sample Las Sdbs Powder CAS 25155-30-0 Sodium Dodecyl Benzene Sulphonate 60% 70% 80% 90%

Free Sample Las Sdbs Powder CAS 25155-30-0 Sodium Dodecyl Benzene Sulphonate 60% 70% 80% 90%

US $ 1,000-1,400 / Ton FOB
1 Ton (MOQ)
More
Main Products: Organic Chemistry, Green Solvent, Organic Intermediate, Pharmaceutical Intermediates, Antifreeze, Chemicals Intermediates, Basic Organic Raw Materials, Food Additives, Catalyst and Auxiliary Chemicals, Inorganic Chemistry
Contact Supplier
Audited Supplier Audited Supplier Since 2022
Shandong Baovi Energy Technology Co., Ltd

Manufacturer/Factory

Shandong, China Since 2022
Chat Now Send Inquiry
Sodium Dodecyl Benzene Sulphonate Sdbs in Chemicals

Sodium Dodecyl Benzene Sulphonate Sdbs in Chemicals

US $ 1,000-1,100 / Ton FOB
1 Ton (MOQ)
More
Appearance : Powder
Contact Supplier
Audited Supplier Audited Supplier Since 2023
Henan Zhenglin New Material Co., Ltd.

Manufacturer/Factory

Henan, China Since 2023
Chat Now Send Inquiry
Daily Chemical Raw Material Sodium Dodecyl Benzene CAS No: 25155-30-0 Ddbs for Surface Active Agent

Daily Chemical Raw Material Sodium Dodecyl Benzene CAS No: 25155-30-0 Ddbs for Surface Active Agent

US $ 25 / kg FOB
1 kg (MOQ)
More
Main Products: Daily Chemicals, Photoinitiator, Biodegradable Material, Organic Chemistry, Catalyst and Auxiliary, Surfactant, Petide, Polymer
Contact Supplier
Audited Supplier Audited Supplier Since 2022
Unilong Industry Co., Ltd.

Manufacturer/Factory,Group Corporation

Shandong, China Since 2022
Chat Now Send Inquiry
Factory Supply High Quality Sodium Dodecyl Benzene Sulphonate Sdbs 50%-90% High Quality and Ultra-Low Price

Factory Supply High Quality Sodium Dodecyl Benzene Sulphonate Sdbs 50%-90% High Quality and Ultra-Low Price

US $ 800-1,200 / Ton FOB
5 Tons (MOQ)
More
Appearance : Powder
Contact Supplier
Audited Supplier Audited Supplier Since 2023
Hebei Kaibel Biotech Co., Ltd.

Hebei, China Since 2023
Chat Now Send Inquiry
Honest Manufacturerfactory Supply High Quality Sodium Dodecyl Benzene Sulphonate Sdbs 50%-90%Manufacturer

Honest Manufacturerfactory Supply High Quality Sodium Dodecyl Benzene Sulphonate Sdbs 50%-90%Manufacturer

US $ 800-1,200 / Ton FOB
5 Tons (MOQ)
More
Main Products: SLES N70, Cdea 6501, Aos Liquid, LABSA96%, Aeo-9, SLS K12, Soap Noodles, Glycerin, Pigment, Soy Wax
Contact Supplier
Audited Supplier Audited Supplier Since 2023
Hebei Kaibel Biotech Co., Ltd.

Hebei, China Since 2023
Chat Now Send Inquiry
Factory Supply Anionic Surfactant Sodium Dodecyl Benzene Sulfonate CAS 25155-30-0

Factory Supply Anionic Surfactant Sodium Dodecyl Benzene Sulfonate CAS 25155-30-0

US $ 900-1,000 / Ton FOB
1 Ton (MOQ)
More
Quality : Industrial
Contact Supplier
Audited Supplier Audited Supplier Since 2023
Hebei Kaibel Biotech Co., Ltd.

Hebei, China Since 2023
Chat Now Send Inquiry
Sodium Dodecyl Benzene Sulphonate (LAS-90) for Detergents

Sodium Dodecyl Benzene Sulphonate (LAS-90) for Detergents

US $ 1,800-2,100 / Ton FOB
1 Ton (MOQ)
More
Main Products: SLES, LABSA, Cocamide Dea, Capb, Sodium Sulphate, APG, HPMC, Carbomer 940, Glycerol
Contact Supplier
HENAN JIAHE BIOTECHNOLOGY CO.,LTD.

Manufacturer/Factory

Henan, China
Chat Now Send Inquiry
CAS No: 25155-30-0 Detergent Chemical Sodium Dodecyl Benzene Sulphonate

CAS No: 25155-30-0 Detergent Chemical Sodium Dodecyl Benzene Sulphonate

US $ 1,800-2,100 / Ton FOB
1 Ton (MOQ)
More
Appearance : Powder
Contact Supplier
HENAN JIAHE BIOTECHNOLOGY CO.,LTD.

Manufacturer/Factory

Henan, China
Chat Now Send Inquiry
Factory Supply C6h6 CAS No 71-43-2 Benzol Liquid Pure Benzene

Factory Supply C6h6 CAS No 71-43-2 Benzol Liquid Pure Benzene

US $ 1,000 / Ton FOB
13 Tons (MOQ)
More
Main Products: Citric Acid, Sodium Dithionite, Sodium Carbonate, Ethylene Glycol, Calcium Propionate, Polyacrylamide
Contact Supplier
Audited Supplier Audited Supplier Since 2024
Sheng Jasmine (Shandong) Supply Chain Management Co., Ltd

Trading Company

Shandong, China Since 2024
Chat Now Send Inquiry
Industrial Grade 99.9% Pure Benzene C6h6 Benzene & Derivatives Benzol CAS No.: 71-43-2

Industrial Grade 99.9% Pure Benzene C6h6 Benzene & Derivatives Benzol CAS No.: 71-43-2

US $ 1,000 / Ton FOB
13 Tons (MOQ)
More
Source : Petroleum
Contact Supplier
Audited Supplier Audited Supplier Since 2024
Sheng Jasmine (Shandong) Supply Chain Management Co., Ltd

Trading Company

Shandong, China Since 2024
Chat Now Send Inquiry
Sulfate Chemical Auxiliary Silicate Catalyst & Active Agent Organic Intermediate Acid
Stable Quality 99.8%Min CAS No. 71-43-2 Pure Benzene with Best Price

Stable Quality 99.8%Min CAS No. 71-43-2 Pure Benzene with Best Price

US $ 1,000-1,400 / Ton FOB
16 Tons (MOQ)
More
Main Products: Maleic Anhydride, Tetrachloroethene, Tdi, Tetrachloroethylene, Phthalic Anhydride, PA, Caustic Soda, Dimethyl Carbonate, Dichloromethane, Methylene Chloride
Contact Supplier
Audited Supplier Audited Supplier Since 2021
Shandong Near Chemical Co., Ltd.

Trading Company

Shandong, China Since 2021
Chat Now Send Inquiry
Discount on High Quality Benzenes / 99% Sodium Dodecylbenzenesulphonate CAS: 25155-30-0

Discount on High Quality Benzenes / 99% Sodium Dodecylbenzenesulphonate CAS: 25155-30-0

US $ 2-10 / kg FOB
1 kg (MOQ)
More
Classification : Substituted Benzenes
Contact Supplier
Audited Supplier Audited Supplier Since 2023
Shandong Richnow Chemical Co., Ltd.

Manufacturer/Factory

Shandong, China Since 2023
Chat Now Send Inquiry
Factory Supply C6h6 CAS No 71-43-2 Liquid Pure Benzene with Competitive Price

Factory Supply C6h6 CAS No 71-43-2 Liquid Pure Benzene with Competitive Price

US $ 1,000-1,500 / Ton FOB
13 Tons (MOQ)
More
Main Products: Maleic Anhydride, Tetrachloroethene, Tdi, Tetrachloroethylene, Phthalic Anhydride, PA, Caustic Soda, Dimethyl Carbonate, Dichloromethane, Methylene Chloride
Contact Supplier
Audited Supplier Audited Supplier Since 2021
Shandong Near Chemical Co., Ltd.

Trading Company

Shandong, China Since 2021
Chat Now Send Inquiry
High Quality 99.8%Min CAS No. 71-43-2 Pure Benzene

High Quality 99.8%Min CAS No. 71-43-2 Pure Benzene

US $ 1,200-1,750 / Ton FOB
13 Tons (MOQ)
More
Colour : Colorless
Contact Supplier
Audited Supplier Audited Supplier Since 2021
Shandong Near Chemical Co., Ltd.

Trading Company

Shandong, China Since 2021
Chat Now Send Inquiry
Chinese Factory Supply CAS No. 71-43-2 99.8%Min Pure Benzene with Best Price

Chinese Factory Supply CAS No. 71-43-2 99.8%Min Pure Benzene with Best Price

US $ 1,450-1,750 / Ton FOB
13 Tons (MOQ)
More
Main Products: Maleic Anhydride, Tetrachloroethene, Tdi, Tetrachloroethylene, Phthalic Anhydride, PA, Caustic Soda, Dimethyl Carbonate, Dichloromethane, Methylene Chloride
Contact Supplier
Audited Supplier Audited Supplier Since 2021
Shandong Near Chemical Co., Ltd.

Trading Company

Shandong, China Since 2021
Chat Now Send Inquiry
China Factory Supply 99.8%Min CAS No. 71-43-2 Pure Benzene Liquidwith Good Price

China Factory Supply 99.8%Min CAS No. 71-43-2 Pure Benzene Liquidwith Good Price

US $ 1,000 / Ton FOB
13 Tons (MOQ)
More
Source : Petroleum
Contact Supplier
Audited Supplier Audited Supplier Since 2024
Sheng Jasmine (Shandong) Supply Chain Management Co., Ltd

Trading Company

Shandong, China Since 2024
Chat Now Send Inquiry
Fast Delivery 99.8% CAS 71-43-2 Pure Benzene with High Quality

Fast Delivery 99.8% CAS 71-43-2 Pure Benzene with High Quality

US $ 999-1,299 / Ton FOB
16 Tons (MOQ)
More
Main Products: Maleic Anhydride, Tetrachloroethene, Tdi, Tetrachloroethylene, Phthalic Anhydride, PA, Caustic Soda, Dimethyl Carbonate, Dichloromethane, Methylene Chloride
Contact Supplier
Audited Supplier Audited Supplier Since 2021
Shandong Near Chemical Co., Ltd.

Trading Company

Shandong, China Since 2021
Chat Now Send Inquiry
Manufacturer Price in Bulk 99.9% Solvent CAS: 71-43-2 Buy Pure Liquid Benzene / Industrial Benzene C6h6

Manufacturer Price in Bulk 99.9% Solvent CAS: 71-43-2 Buy Pure Liquid Benzene / Industrial Benzene C6h6

US $ 1,000 / Ton FOB
13 Tons (MOQ)
More
Classification : Substituted Benzenes
Contact Supplier
Audited Supplier Audited Supplier Since 2024
Sheng Jasmine (Shandong) Supply Chain Management Co., Ltd

Trading Company

Shandong, China Since 2024
Chat Now Send Inquiry
Related Videos
  • What is Factory Supply High Quality Sodium Dodecyl Benzene Sulphonate Sdbs 50%-90%
    What is Factory Supply High Quality Sodium Dodecyl Benzene Sulphonate Sdbs 50%-90%
    Negotiable
    5 Tons (MOQ)
    Contact Supplier
  • What is Free Sample Las Sdbs Powder CAS 25155-30-0 Sodium Dodecyl Benzene Sulphonate 60% 70% 80% 90%
    What is Free Sample Las Sdbs Powder CAS 25155-30-0 Sodium Dodecyl Benzene Sulphonate 60% 70% 80% 90%
    Negotiable
    1 Ton (MOQ)
    Contact Supplier
  • What is Sodium Dodecyl Benzene Sulphonate Sdbs in Chemicals
    What is Sodium Dodecyl Benzene Sulphonate Sdbs in Chemicals
    Negotiable
    1 Ton (MOQ)
    Contact Supplier
  • What is Factory Supply High Quality Sodium Dodecyl Benzene Sulphonate Sdbs 50%-90% High Quality and Ultra-Low Price
    What is Factory Supply High Quality Sodium Dodecyl Benzene Sulphonate Sdbs 50%-90% High Quality and Ultra-Low Price
    Negotiable
    5 Tons (MOQ)
    Contact Supplier
Factory Supply CAS No. 71-43-2 99.8%Min Pure Benzene with Stable Quality

Factory Supply CAS No. 71-43-2 99.8%Min Pure Benzene with Stable Quality

US $ 1,350-1,650 / Ton FOB
13 Tons (MOQ)
More
Main Products: Maleic Anhydride, Tetrachloroethene, Tdi, Tetrachloroethylene, Phthalic Anhydride, PA, Caustic Soda, Dimethyl Carbonate, Dichloromethane, Methylene Chloride
Contact Supplier
Audited Supplier Audited Supplier Since 2021
Shandong Near Chemical Co., Ltd.

Trading Company

Shandong, China Since 2021
Chat Now Send Inquiry
Factory 99.8%Min CAS No. 71-43-2 Pure Benzene

Factory 99.8%Min CAS No. 71-43-2 Pure Benzene

US $ 1,000-1,500 / Ton FOB
13 Tons (MOQ)
More
Quality : Industrial
Contact Supplier
Audited Supplier Audited Supplier Since 2021
Shandong Near Chemical Co., Ltd.

Trading Company

Shandong, China Since 2021
Chat Now Send Inquiry
CAS No. 71-43-2 Pure Benzene

CAS No. 71-43-2 Pure Benzene

US $ 970-1,200 / Ton FOB
13 Tons (MOQ)
More
Main Products: Maleic Anhydride, Tetrachloroethene, Tdi, Tetrachloroethylene, Phthalic Anhydride, PA, Caustic Soda, Dimethyl Carbonate, Dichloromethane, Methylene Chloride
Contact Supplier
Audited Supplier Audited Supplier Since 2021
Shandong Near Chemical Co., Ltd.

Trading Company

Shandong, China Since 2021
Chat Now Send Inquiry
Good Prices 60% 70% 80% 90% Hight quality Dodecyl Benzene Sulfonate Sodium CAS 25155-30-0

Good Prices 60% 70% 80% 90% Hight quality Dodecyl Benzene Sulfonate Sodium CAS 25155-30-0

US $ 2-10 / kg FOB
1 kg (MOQ)
More
Powder : Yes
Contact Supplier
Audited Supplier Audited Supplier Since 2022
Jinan Andechem Company Limited

Trading Company

Shandong, China Since 2022
Chat Now Send Inquiry

Not exactly what you want?

Post Sourcing Request

High Quality Factory Supply Sodium Dodecyl Benzene Sulfonate CAS 25155-30-0

High Quality Factory Supply Sodium Dodecyl Benzene Sulfonate CAS 25155-30-0

US $ 2.7-3.2 / kg FOB
500 kg (MOQ)
More
Main Products: L-Carnosine, Marbofloxacin, PRO-Xylane
Contact Supplier
Audited Supplier Audited Supplier Since 2022
Jinan Andechem Company Limited

Trading Company

Shandong, China Since 2022
Chat Now Send Inquiry
High Purity SLES 70% Sodium Lauryl Ether Sulfate 70% CAS 68585-34-2 Sodium Lauryl Ether Sulfate SLES 70% Price

High Purity SLES 70% Sodium Lauryl Ether Sulfate 70% CAS 68585-34-2 Sodium Lauryl Ether Sulfate SLES 70% Price

US $ 750-1,100 / Ton FOB
1 Ton (MOQ)
More
Grade Standard : Reagent Grade
Contact Supplier
Audited Supplier Audited Supplier Since 2023
Hebei Zhouhu Trade Co., Ltd.

Manufacturer/Factory,Trading Company

Hebei, China Since 2023
Chat Now Send Inquiry
Factory Supply Detergent Raw Materials/Sodium Lauryl Ether Sulphate 70/AES/Sulfonic Acid/LABSA

Factory Supply Detergent Raw Materials/Sodium Lauryl Ether Sulphate 70/AES/Sulfonic Acid/LABSA

US $ 750-1,100 / Ton FOB
1 Ton (MOQ)
More
Main Products: Bag, Tote Bag, Shoulder Bag, Backpack Bag, Wallet, Purse, Clutch Bag, Evening Bags, Messenger Bag, Hobo Bag
Contact Supplier
Audited Supplier Audited Supplier Since 2023
Hebei Zhouhu Trade Co., Ltd.

Manufacturer/Factory,Trading Company

Hebei, China Since 2023
Chat Now Send Inquiry
Factory Direct Sales Industrial Grade Dodecyl Benzene

Factory Direct Sales Industrial Grade Dodecyl Benzene

US $ 10-100 / kg FOB
1 kg (MOQ)
More
Colour : Transparent
Contact Supplier
Audited Supplier Audited Supplier Since 2024
Shandong Dexiang International Trade Co., Ltd

Trading Company

Shandong, China Since 2024
Chat Now Send Inquiry
Dodecyl Benzene CAS: 123-01-3 It Is Used as Raw Material for Intermediate and Surfactant of Washing Powder

Dodecyl Benzene CAS: 123-01-3 It Is Used as Raw Material for Intermediate and Surfactant of Washing Powder

US $ 10-100 / kg FOB
1 kg (MOQ)
More
Main Products: Chemical
Contact Supplier
Audited Supplier Audited Supplier Since 2024
Shandong Dexiang International Trade Co., Ltd

Trading Company

Shandong, China Since 2024
Chat Now Send Inquiry
Hot Industrial Dodecyl Benzene Quantity Big Discount CAS: 123-01-3

Hot Industrial Dodecyl Benzene Quantity Big Discount CAS: 123-01-3

US $ 10-100 / kg FOB
1 kg (MOQ)
More
Type : Dyestuff Intermediates
Contact Supplier
Audited Supplier Audited Supplier Since 2024
Shandong Dexiang International Trade Co., Ltd

Trading Company

Shandong, China Since 2024
Chat Now Send Inquiry
Dodecyl Benzene CAS: 123-01-3 Used in Detergents and Cleaners

Dodecyl Benzene CAS: 123-01-3 Used in Detergents and Cleaners

US $ 10-100 / kg FOB
1 kg (MOQ)
More
Main Products: Chemical
Contact Supplier
Audited Supplier Audited Supplier Since 2024
Shandong Dexiang International Trade Co., Ltd

Trading Company

Shandong, China Since 2024
Chat Now Send Inquiry
Chinese Manufacturers Direct Sales of High Purity Industrial Grade Dodecyl Benzene Large Discounts

Chinese Manufacturers Direct Sales of High Purity Industrial Grade Dodecyl Benzene Large Discounts

US $ 10-100 / kg FOB
1 kg (MOQ)
More
Quality : Industrial
Contact Supplier
Audited Supplier Audited Supplier Since 2024
Shandong Dexiang International Trade Co., Ltd

Trading Company

Shandong, China Since 2024
Chat Now Send Inquiry
Factory LABSA 96 Linear Alkyl Benzene Sulfonic Acid CAS 27176-87-0 Dodecylbenzenesulphonic Acid

Factory LABSA 96 Linear Alkyl Benzene Sulfonic Acid CAS 27176-87-0 Dodecylbenzenesulphonic Acid

US $ 10-100 / kg FOB
1 kg (MOQ)
More
Main Products: Veterinary Drugs, Human Apis, Healthcare Products, Pharmaceutical Raw Material, Raw Material Powder, Pharmaceutical Chemical, Apis Pharmaceutical Raw, Human Medicine, Daily Chemical, Veterinary Raw Material Powder
Contact Supplier
Audited Supplier Audited Supplier Since 2022
Xi'an International Healthcare Factory Co., Ltd.

Trading Company

Shaanxi, China Since 2022
Chat Now Send Inquiry
ISO Certified Reference Material N-Carbamyl-L-Glutamic Acid Purity Degree 99% CAS No. 71-43-2

ISO Certified Reference Material N-Carbamyl-L-Glutamic Acid Purity Degree 99% CAS No. 71-43-2

US $ 1,000 / Ton FOB
13 Tons (MOQ)
More
Grade Standard : Electron Grade
Contact Supplier
Audited Supplier Audited Supplier Since 2024
Sheng Jasmine (Shandong) Supply Chain Management Co., Ltd

Trading Company

Shandong, China Since 2024
Chat Now Send Inquiry
Factory Wholesale for Detergent Raw Materials LABSA 96% CAS 27176-87-0 Linear Alkylbenzene Sulphonic Acid

Factory Wholesale for Detergent Raw Materials LABSA 96% CAS 27176-87-0 Linear Alkylbenzene Sulphonic Acid

US $ 750-1,100 / Ton FOB
1 Ton (MOQ)
More
Main Products: Bag, Tote Bag, Shoulder Bag, Backpack Bag, Wallet, Purse, Clutch Bag, Evening Bags, Messenger Bag, Hobo Bag
Contact Supplier
Audited Supplier Audited Supplier Since 2023
Hebei Zhouhu Trade Co., Ltd.

Manufacturer/Factory,Trading Company

Hebei, China Since 2023
Chat Now Send Inquiry
Factory Wholesale LABSA 96% CAS 27176-87-0 Linear Alkylbenzene Sulphonic Acid

Factory Wholesale LABSA 96% CAS 27176-87-0 Linear Alkylbenzene Sulphonic Acid

US $ 750-1,100 / Ton FOB
1 Ton (MOQ)
More
Grade Standard : Reagent Grade
Contact Supplier
Audited Supplier Audited Supplier Since 2023
Hebei Zhouhu Trade Co., Ltd.

Manufacturer/Factory,Trading Company

Hebei, China Since 2023
Chat Now Send Inquiry
Sodium Dodecyl Benzene Sulfonate Sodium Dodecyl Benzene Sulphonate Wholesale Sodium Dodecyl Las Dodecyl Benzene Sulfonate Sdbs Benzene Sulfonate Sdbs Surfactant Dodecyl Benzene Sulfonate Acid
View More

Related Searches

Sodium Sulfate Anhydrous Sodium Sulfate Detergent Powder Sodium Bicarbonate Powder Acid Sodium Salt Aluminum Sodium Oxide Sodium Lauryl Sulfate Sodium Sulphate Powder Sodium Organic Salt Sodium Lauryl Ether Sulfate Sodium Lauryl Ether Sulphate

Browse by Categories

Home > Chemicals > Inorganic Salt > Sulfate
1/52
TOP

Search Filter

Categories

More Less
  • Sulfate
  • Chemical Auxiliary
  • Silicate
  • Catalyst & Active Agent
  • Organic Intermediate
  • Acid
  • Carbonate
  • Surface Disposal Agent
  • Carboxylic Acid & Derivative
  • Pharmaceutical Chemicals

Element

More Less
  • Monobasic Acid

Grade Standard

More Less
  • Reagent Grade
  • Agriculture Grade

Oxidation

More Less
  • Oxidizing Acid
  • Non Oxidizing Acid

Quality

More Less
  • Tech Grade

Volatility

More Less
  • Volatile Acid

Company Type

More Less
  • Trading Company
  • Manufacturer/Factory
  • Group Corporation
  • Other

Company Location

More Less
  • Jiangsu
  • Hebei
  • Shandong
  • Ningxia
  • Shanxi
  • Sichuan
  • Zhejiang
  • Tianjin
  • Shanghai
  • Henan
  • Guangdong
  • Heilongjiang
  • Inner Mongolia
  • Hubei
  • Fujian
  • Shaanxi
  • Hunan
  • Anhui
  • Guangxi
Reset Done