Products

Suppliers
Filter Gallery
4,046

Sodium Sulphide

Products
Sodium Sodium Sulfide Sodium Sulphide Na2s Red Flake Sodium Sulphide Yellow Flake Sodium Sulphide Red Flake

Sorry! No matches were found.

Sodium Sulphide 60% Yellow/Red Flakes CAS 1313-82-2 High Quality for Leather Industry

Sodium Sulphide 60% Yellow/Red Flakes CAS 1313-82-2 High Quality for Leather Industry

US $ 410-430 / Ton FOB
25 Tons (MOQ)
More
Main Products: Caustic Soda, Potassium Hydroxide, Calcium Carbide, Trichloroisocyanuric Acid, B00(1 4-Butanediol), Sodium Sulphide, Potassium Fluoride, Chemical
Contact Supplier
Audited Supplier Audited Supplier Since 2011
Hebei Jinhong Weibang Chemical Co., Ltd.

Manufacturer/Factory,Trading Company

Hebei, China Since 2011
Chat Now Send Inquiry
Sodium Sulfate Anhydrous; Sulphide CAS#: 7757 -82-6

Sodium Sulfate Anhydrous; Sulphide CAS#: 7757 -82-6

US $ 82 / Ton FOB
27 Tons (MOQ)
More
Appearance : Powder
Contact Supplier
Audited Supplier Audited Supplier Since 2009
Hainan Huarong Chemical Co., Ltd.

Manufacturer/Factory,Trading Company

Hainan, China Since 2009
Chat Now Send Inquiry
Na2s Yellow Flakes Sodium Sulphide 60% Min Red Sodium Sulfide

Na2s Yellow Flakes Sodium Sulphide 60% Min Red Sodium Sulfide

US $ 440-450 / Ton FOB
20 Tons (MOQ)
More
Main Products: Formic Acid, Caustic Soda, Isopropyl Alcohol, Cis-Butenedioic Anhydride
Contact Supplier
Audited Supplier Audited Supplier Since 2022
Qingdao Longshore Chemical Co., Ltd

Manufacturer/Factory

Shandong, China Since 2022
Chat Now Send Inquiry
Mining Agent Mineral Process Beneficiation Reagent Sodium Sulphide Na2s

Mining Agent Mineral Process Beneficiation Reagent Sodium Sulphide Na2s

US $ 3,500-3,800 / Ton FOB
1 Ton (MOQ)
More
Classification : High Purity Material
Contact Supplier
Audited Supplier Audited Supplier Since 2023
Yantai Junbang Beneficiation Materials Co., Ltd.

Manufacturer/Factory

Shandong, China Since 2023
Chat Now Send Inquiry
Chemical Sodium Sulphide Red Flakes 50% 60% Raw Chemical Dye

Chemical Sodium Sulphide Red Flakes 50% 60% Raw Chemical Dye

US $ 540-570 / Ton FOB
22 Tons (MOQ)
More
Main Products: Iodine, Chlorogenic Acid, Hypophosphorous Acid, Phenolphthalein, Ferrous Chloride, Sulphur Black, Indigo, Phosphoric Acid, Tris, Aluminium Phosphide
Contact Supplier
Audited Supplier Audited Supplier Since 2022
Hebei Shanyu Chemical Co., Ltd.

Manufacturer/Factory

Hebei, China Since 2022
Chat Now Send Inquiry
70% Min Sodium Hydrosulfide/Sodium Sulphide Low Iron 10%Min Mining Chemicals

70% Min Sodium Hydrosulfide/Sodium Sulphide Low Iron 10%Min Mining Chemicals

US $ 500-520 / Ton FOB
10 Tons (MOQ)
More
Appearance : Flake
Contact Supplier
Audited Supplier Audited Supplier Since 2023
Shandong Xuke Chemical Technology Co., Ltd

Manufacturer/Factory,Trading Company

Shandong, China Since 2023
Chat Now Send Inquiry
60% Na2s Fe<30ppm Sodium Sulphide/Sodium Sulfide CAS 1313-82-2

60% Na2s Fe<30ppm Sodium Sulphide/Sodium Sulfide CAS 1313-82-2

US $ 440-450 / Ton FOB
20 Tons (MOQ)
More
Main Products: Sodium Hydrosulphide, Sodium Sulphide, Sodium Sulphate Anhydrous, Sodium Metabisulfite, Sodium Bicarbonate, Caustic Soda, Ammonium Sulphate, Barium Sulphate, Potassium Sulphate, Citric Acid Monohydrate
Contact Supplier
Audited Supplier Audited Supplier Since 2023
Shandong Xuke Chemical Technology Co., Ltd

Manufacturer/Factory,Trading Company

Shandong, China Since 2023
Chat Now Send Inquiry
Sodium Sulphide / Sodium Sulfide Na2s Flakes

Sodium Sulphide / Sodium Sulfide Na2s Flakes

US $ 0.69-0.79 / kg FOB
20,000 kg (MOQ)
More
Certification : ISO
Contact Supplier
Audited Supplier Audited Supplier Since 2021
SHANDONG PULISI CHEMICAL CO., LTD.

Trading Company

Shandong, China Since 2021
Chat Now Send Inquiry
Wholesale Taiwan Sodium 60% 30ppm 25kg Packing Sulphide/Sulfide for Waste Water Treatment

Wholesale Taiwan Sodium 60% 30ppm 25kg Packing Sulphide/Sulfide for Waste Water Treatment

US $ 400-430 / Ton FOB
10 Tons (MOQ)
More
Main Products: TiO2, Rutile Sand, Mineral, Inorganic Chemicals, Pigments, Dyestuff, Agricultural Chemicals
Contact Supplier
Audited Supplier Audited Supplier Since 2024
Hebei Yingye New Energy Technology Co., Ltd

Manufacturer/Factory,Trading Company

Hebei, China Since 2024
Chat Now Send Inquiry
Sodium Hydrosulfide 70% Sodium Sulphide Flakes for Dye Industry

Sodium Hydrosulfide 70% Sodium Sulphide Flakes for Dye Industry

US $ 490-690 / Ton FOB
20 Tons (MOQ)
More
Classification : HS
Contact Supplier
Audited Supplier Audited Supplier Since 2021
Weifang Tinmu Chemical Co., Ltd.

Manufacturer/Factory

Shandong, China Since 2021
Chat Now Send Inquiry
Raw Chemical Dye Sodium Sulphide Red Na2s Red Flakes 70%

Raw Chemical Dye Sodium Sulphide Red Na2s Red Flakes 70%

US $ 350-500 / Ton FOB
1 Ton (MOQ)
More
Main Products: Food Sweeteners, Food Thickeners, Food Preservatives, Food Acidity Regulators, Food Flavours Enhancers, Food Colorants, Bulking Agents, Nutrition Enhancers, Food Stabilizers and Coagulators, Chemial and Plastic Products
Contact Supplier
Audited Supplier Audited Supplier Since 2023
Mingray Technology Group Co., Ltd.

Manufacturer/Factory,Trading Company,Group Corporation

Hunan, China Since 2023
Chat Now Send Inquiry
The Ultimate Xanthates In Froth Flotation For Sulphide Ores Sodium Ethyl Xanthate 90%

The Ultimate Xanthates In Froth Flotation For Sulphide Ores Sodium Ethyl Xanthate 90%

US $ 1,400-1,600 / Ton FOB
1 Ton (MOQ)
More
Classification : High Purity Material
Contact Supplier
Audited Supplier Audited Supplier Since 2019
Y&X BEIJING TECHNOLOGY CO., LTD.

Manufacturer/Factory

Beijing, China Since 2019
Chat Now Send Inquiry
Sulfide Sulfate Chemical Reagent Organic Intermediate Carboxylic Acid & Derivative Alcoholate & Derivative
60% Red/Yellow Flake Na2s Sodium Sulphide/Sodium Sulfide

60% Red/Yellow Flake Na2s Sodium Sulphide/Sodium Sulfide

US $ 300-500 / Ton FOB
1 Ton (MOQ)
More
Main Products: Lauryl Ether Sulfate SLES, Titanium Dioxide Pigment TiO2, Acid Disodium Salt EDTA, Xanthan Gum, Fully/Semi Refined Paraffin Wax, Rubber Grade Zinc Oxide, Silicone White Oil, Food Additive Functional Sweetener Sorbitol, Petroleum Jelly Vaseline, EDDHA EDTA Fe
Contact Supplier
Audited Supplier Audited Supplier Since 2024
Hebei Aita Import and Export Co., Ltd.

Manufacturer/Factory,Trading Company

Hebei, China Since 2024
Chat Now Send Inquiry
Sodium Hydrosulfide Sodium Hydrogen NaHS CAS NO:16721-80-5 UN 29949 HG/T3687-2000 sodium sulphide flakes

Sodium Hydrosulfide Sodium Hydrogen NaHS CAS NO:16721-80-5 UN 29949 HG/T3687-2000 sodium sulphide flakes

US $ 1,562.3-1,601.9 / Ton FOB
1 Ton (MOQ)
More
Purity : ≥99%
Contact Supplier
Audited Supplier Audited Supplier Since 2022
CHANGZHOU GOOD-JOB BIOCHEMICAL CO., LTD.

Manufacturer/Factory

Jiangsu, China Since 2022
Chat Now Send Inquiry
High Quality Yellow/Red Flakes Sodium Sulphide/Sulfide 60%Min

High Quality Yellow/Red Flakes Sodium Sulphide/Sulfide 60%Min

US $ 0.69-0.79 / kg FOB
20,000 kg (MOQ)
More
Main Products: Sodium Formate, Calcium Formate, Acetic Acid, Formic Acid, Sodium Sulphide, Sodium Hydrosulphide, PVC Resin, Propionic Acid, Oxalic Acid, Melamine Powder
Contact Supplier
Audited Supplier Audited Supplier Since 2021
SHANDONG PULISI CHEMICAL CO., LTD.

Trading Company

Shandong, China Since 2021
Chat Now Send Inquiry
Sodium Sulphide 60%Min Red Flakes Fe: 1500ppm

Sodium Sulphide 60%Min Red Flakes Fe: 1500ppm

US $ 415 / Ton FOB
18 Tons (MOQ)
More
Appearance : Flake
Contact Supplier
Audited Supplier Audited Supplier Since 2014
Humate (Tianjin) International Limited

Manufacturer/Factory

Tianjin, China Since 2014
Chat Now Send Inquiry
Sodium Sulfate Anhydrous Sulphide CAS 7757 -82-6 with Good Price

Sodium Sulfate Anhydrous Sulphide CAS 7757 -82-6 with Good Price

US $ 70-100 / Ton FOB
10 Tons (MOQ)
More
Main Products: Formic Acid, Calcium Formate Melamine, PVC Resin
Contact Supplier
Audited Supplier Audited Supplier Since 2022
Zibo Aiheng New Material Co., Ltd.

Manufacturer/Factory

Shandong, China Since 2022
Chat Now Send Inquiry
Sodium Hydrosulfide 70% Sodium Sulphide Flakes for Dye Industry

Sodium Hydrosulfide 70% Sodium Sulphide Flakes for Dye Industry

US $ 500-520 / Ton FOB
10 Tons (MOQ)
More
Classification : S
Contact Supplier
Audited Supplier Audited Supplier Since 2023
Shandong Xuke Chemical Technology Co., Ltd

Manufacturer/Factory,Trading Company

Shandong, China Since 2023
Chat Now Send Inquiry
with Reach Certificate of Sodium Sulphide 60%

with Reach Certificate of Sodium Sulphide 60%

US $ 440-450 / Ton FOB
20 Tons (MOQ)
More
Main Products: Formic Acid, Caustic Soda, Isopropyl Alcohol, Cis-Butenedioic Anhydride
Contact Supplier
Audited Supplier Audited Supplier Since 2022
Qingdao Longshore Chemical Co., Ltd

Manufacturer/Factory

Shandong, China Since 2022
Chat Now Send Inquiry
Sodium Sulphide First Grade Yellow Thin Flake 60% Purity

Sodium Sulphide First Grade Yellow Thin Flake 60% Purity

US $ 300-550 / Ton FOB
1 Ton (MOQ)
More
Appearance : Flake
Contact Supplier
Audited Supplier Audited Supplier Since 2023
Hebei Hangao Chemical Co., Ltd.

Trading Company

Hebei, China Since 2023
Chat Now Send Inquiry
Related Videos
  • What is Sodium Sulphide 60% Yellow/Red Flakes CAS 1313-82-2 High Quality for Leather Industry
    What is Sodium Sulphide 60% Yellow/Red Flakes CAS 1313-82-2 High Quality for Leather Industry
    Negotiable
    25 Tons (MOQ)
    Contact Supplier
  • What is Sodium Sulfate Anhydrous; Sulphide CAS#: 7757 -82-6
    What is Sodium Sulfate Anhydrous; Sulphide CAS#: 7757 -82-6
    Negotiable
    27 Tons (MOQ)
    Contact Supplier
  • What is Na2s Yellow Flakes Sodium Sulphide 60% Min Red Sodium Sulfide
    What is Na2s Yellow Flakes Sodium Sulphide 60% Min Red Sodium Sulfide
    Negotiable
    20 Tons (MOQ)
    Contact Supplier
  • What is Mining Agent Mineral Process Beneficiation Reagent Sodium Sulphide Na2s
    What is Mining Agent Mineral Process Beneficiation Reagent Sodium Sulphide Na2s
    Negotiable
    1 Ton (MOQ)
    Contact Supplier
Wholesale Price Food Grade Sodium Aluminum Sulfate Sodium Sulphide

Wholesale Price Food Grade Sodium Aluminum Sulfate Sodium Sulphide

US $ 100-180 / Ton FOB
1 Ton (MOQ)
More
Main Products: Sodium Hexametaphosphate, Sodium Tripolyphosphate, Sodium Pyrophosphate, Polyacrylamide, Sodium Dihydrogen Phosphate, Disodium Hydrogen Phosphate, Trisodium Phosphate, EDTA, Soda Ash, Sodium Gluconate
Contact Supplier
Audited Supplier Audited Supplier Since 2024
Henan Honghai Chemical Co., Ltd.

Manufacturer/Factory

Henan, China Since 2024
Chat Now Send Inquiry
Na2s Yellow Flakes Sodium Sulphide 60% Min Red Sodium Sulfide

Na2s Yellow Flakes Sodium Sulphide 60% Min Red Sodium Sulfide

US $ 360-460 / Ton FOB
10 Tons (MOQ)
More
Purity : 50%~80%
Contact Supplier
Audited Supplier Audited Supplier Since 2022
Qingdao Sincere Chemical Co., Ltd.

Manufacturer/Factory

Shandong, China Since 2022
Chat Now Send Inquiry
Taiwan Factory Sodium 60% (NA2S) Sulphide Yellow Flakes for Tannery

Taiwan Factory Sodium 60% (NA2S) Sulphide Yellow Flakes for Tannery

US $ 400-430 / Ton FOB
10 Tons (MOQ)
More
Main Products: TiO2, Rutile Sand, Mineral, Inorganic Chemicals, Pigments, Dyestuff, Agricultural Chemicals
Contact Supplier
Audited Supplier Audited Supplier Since 2024
Hebei Yingye New Energy Technology Co., Ltd

Manufacturer/Factory,Trading Company

Hebei, China Since 2024
Chat Now Send Inquiry
Sodium Sulphide Flakes for Dye Industry Best Price Na2s Sodium Sulphide Flake

Sodium Sulphide Flakes for Dye Industry Best Price Na2s Sodium Sulphide Flake

US $ 640-700 / Ton FOB
25 Tons (MOQ)
More
Grade Standard : Industrial Grade
Contact Supplier
Audited Supplier Audited Supplier Since 2021
Weifang Tinmu Chemical Co., Ltd.

Manufacturer/Factory

Shandong, China Since 2021
Chat Now Send Inquiry

Not exactly what you want?

Post Sourcing Request

Sulfide Technical 60 Na2s 1313-82-2 Red Flex Flake Sodium Sulphide

Sulfide Technical 60 Na2s 1313-82-2 Red Flex Flake Sodium Sulphide

US $ 460-535 / Ton FOB
25 Tons (MOQ)
More
Main Products: Oxalic Acid, Formic Acid, Calcium Formate, Potassium Formate, Sodium Sulphide, Methylene Chloride, Sodium Sulfite, Sodium Formate, Sodium Hydrosulfide, Humic Acid
Contact Supplier
Audited Supplier Audited Supplier Since 2021
Mudanjiang Fengda Chemicals Imp. & Exp. Corp.

Manufacturer/Factory

Heilongjiang, China Since 2021
Chat Now Send Inquiry
Chemical Sodium Sulphide Red Flakes 50% 60% for Leather

Chemical Sodium Sulphide Red Flakes 50% 60% for Leather

US $ 410-430 / Ton FOB
25 Tons (MOQ)
More
Type : Sodium Sulfide
Contact Supplier
Audited Supplier Audited Supplier Since 2011
Hebei Jinhong Weibang Chemical Co., Ltd.

Manufacturer/Factory,Trading Company

Hebei, China Since 2011
Chat Now Send Inquiry
Sodium Sulphide Low Iron Flakes

Sodium Sulphide Low Iron Flakes

US $ 445 / Ton FOB
18 Tons (MOQ)
More
Main Products: Fulvic Acid, Humic Acid, Potassium Humate, Sodium Humate, Amino Acid Fertilizer, Ammonium Bicarbonate, EDTA Series, Seaweed Extract Fertilizer, Microelement Fertilizer
Contact Supplier
Audited Supplier Audited Supplier Since 2014
Humate (Tianjin) International Limited

Manufacturer/Factory

Tianjin, China Since 2014
Chat Now Send Inquiry
Na2s Sodium Sulfide/ Sodium Sulphide 60%Min

Na2s Sodium Sulfide/ Sodium Sulphide 60%Min

US $ 320-490 / Ton FOB
10 Tons (MOQ)
More
Appearance : Flake
Contact Supplier
Audited Supplier Audited Supplier Since 2022
Qingdao Sincere Chemical Co., Ltd.

Manufacturer/Factory

Shandong, China Since 2022
Chat Now Send Inquiry
High Quality Best Price 60% Yellow Flakes Leather Dyeing Industry Sodium Sulphide

High Quality Best Price 60% Yellow Flakes Leather Dyeing Industry Sodium Sulphide

US $ 410-430 / Ton FOB
25 Tons (MOQ)
More
Main Products: Caustic Soda, Potassium Hydroxide, Calcium Carbide, Trichloroisocyanuric Acid, B00(1 4-Butanediol), Sodium Sulphide, Potassium Fluoride, Chemical
Contact Supplier
Audited Supplier Audited Supplier Since 2011
Hebei Jinhong Weibang Chemical Co., Ltd.

Manufacturer/Factory,Trading Company

Hebei, China Since 2011
Chat Now Send Inquiry
Sodium Sulphide Flakes 60%Min Na2s CAS No. 1313-82-2 Hot Sale Tanning Agent Sodium Sulfide

Sodium Sulphide Flakes 60%Min Na2s CAS No. 1313-82-2 Hot Sale Tanning Agent Sodium Sulfide

US $ 0.69-0.79 / kg FOB
20,000 kg (MOQ)
More
Grade Standard : Industrial Grade
Contact Supplier
Audited Supplier Audited Supplier Since 2021
SHANDONG PULISI CHEMICAL CO., LTD.

Trading Company

Shandong, China Since 2021
Chat Now Send Inquiry
Industrial Grade High Quality Flakes for Leather Sodium Sulphide 60%

Industrial Grade High Quality Flakes for Leather Sodium Sulphide 60%

US $ 380-400 / Ton FOB
22 Tons (MOQ)
More
Main Products: Fulvic Acid, Humic Acid, Potassium Humate, Sodium Humate, Amino Acid Fertilizer, Ammonium Bicarbonate, EDTA Series, Seaweed Extract Fertilizer, Microelement Fertilizer
Contact Supplier
Audited Supplier Audited Supplier Since 2014
Humate (Tianjin) International Limited

Manufacturer/Factory

Tianjin, China Since 2014
Chat Now Send Inquiry
Best Price Yellow Flakes Sodium Sulphide Sodium Sulfide 60%

Best Price Yellow Flakes Sodium Sulphide Sodium Sulfide 60%

US $ 300-500 / Ton FOB
10 Tons (MOQ)
More
Appearance : Flake
Contact Supplier
Audited Supplier Audited Supplier Since 2022
Qingdao Sincere Chemical Co., Ltd.

Manufacturer/Factory

Shandong, China Since 2022
Chat Now Send Inquiry
Sodium Hydrosulfide 70% Sodium Hydrosulphide Nahs Price Sodium Sulphide Yellow Flakes CAS 16721-80-5

Sodium Hydrosulfide 70% Sodium Hydrosulphide Nahs Price Sodium Sulphide Yellow Flakes CAS 16721-80-5

US $ 499-520 / Ton FOB
10 Tons (MOQ)
More
Main Products: Sodium Hydrosulphide, Sodium Sulphide, Sodium Sulphate Anhydrous, Sodium Metabisulfite, Sodium Bicarbonate, Caustic Soda, Ammonium Sulphate, Barium Sulphate, Potassium Sulphate, Citric Acid Monohydrate
Contact Supplier
Audited Supplier Audited Supplier Since 2023
Shandong Xuke Chemical Technology Co., Ltd

Manufacturer/Factory,Trading Company

Shandong, China Since 2023
Chat Now Send Inquiry
Sodium Sulphide Flakes for Dye Industry Na2s Red/Yellow Na2s

Sodium Sulphide Flakes for Dye Industry Na2s Red/Yellow Na2s

US $ 410-430 / Ton FOB
25 Tons (MOQ)
More
Appearance : Flake
Contact Supplier
Audited Supplier Audited Supplier Since 2011
Hebei Jinhong Weibang Chemical Co., Ltd.

Manufacturer/Factory,Trading Company

Hebei, China Since 2011
Chat Now Send Inquiry
Sodium Sulfate Anhydrous; Sulphide CAS#: 7757 -82-6

Sodium Sulfate Anhydrous; Sulphide CAS#: 7757 -82-6

US $ 64-69 / Ton FOB
100 Tons (MOQ)
More
Main Products: Sodium Sulphate Anhydrous (Ssa), Sodium Bicarbonate, Soda Ash, Ammonium Sulphate, Ferrous Sulfate Monohydrate / Heptahydrate, Citric Acid Anhydrous /Citric Acid Monohydrate, Cuastic Soda Pearls /Flake, PVC Resin Sg5 Sg8, Sodium Lauryl Ether Sulfate 70% (SLES 70%)
Contact Supplier
Audited Supplier Audited Supplier Since 2022
Shandong Zhoushun International Trade Co., Ltd.

Manufacturer/Factory,Trading Company

Shandong, China Since 2022
Chat Now Send Inquiry
Sodium Sulphide 60%Min Yellow Flakes Fe: 150ppm Max

Sodium Sulphide 60%Min Yellow Flakes Fe: 150ppm Max

US $ 430 / Ton FOB
18 Tons (MOQ)
More
Purity : 50%~80%
Contact Supplier
Audited Supplier Audited Supplier Since 2014
Humate (Tianjin) International Limited

Manufacturer/Factory

Tianjin, China Since 2014
Chat Now Send Inquiry
Sodium Sodium Sulfide Sodium Sulphide Na2s Red Flake Sodium Sulphide Yellow Flake Sodium Sulphide Red Flake
View More

Related Searches

Sodium Sodium Hyaluronate Sodium Carbonate Sodium Benzoate High Pressure Sodium Sodium Lactate Sodium Diacetate Sodium Formate Sodium Hydrosulfite Wholesale Sodium Sulphide

Browse by Categories

Home > Chemicals > Inorganic Salt > Sulfide
1/113
TOP

Search Filter

Categories

More Less
  • Sulfide
  • Sulfate
  • Chemical Reagent
  • Organic Intermediate
  • Carboxylic Acid & Derivative
  • Alcoholate & Derivative
  • Alkali
  • Other Additives
  • New-type Chemical Material
  • Mixing Tank

Appearance

More Less
  • Flake
  • Powder

Certification

More Less
  • ISO
  • RoHS
  • CIQ
  • CCIC

Grade Standard

More Less
  • Industrial Grade

Purity

More Less
  • 50%~80%
  • 90%~99%
  • 80%~90%
  • ≥99%

Type

More Less
  • Sodium Sulfide
  • Sodium Hydrosulfide

Company Type

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

Company Location

More Less
  • Heilongjiang
  • Shandong
  • Hebei
  • Beijing
  • Guangdong
  • Jiangsu
  • Henan
  • Tianjin
  • Hubei
  • Anhui
  • Hunan
  • Shanghai
  • Sichuan
  • Jiangxi
  • Zhejiang
  • Liaoning
  • Hainan
  • Inner Mongolia
  • Guangxi
  • Shaanxi
  • Fujian
Reset Done