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Quick Details

  • Classification: Chemical Auxiliary Agent
  • CAS No.: 8075-74-9
  • Other Names: FCLs
  • MF: Mixture
  • EINECS No.: N/A
  • Purity: 90%
  • Place of Origin: Liaoning, China (Mainland)
  • Type: Other
  • Usage: Petroleum Additives
  • Brand Name: Oceanview
  • Model Number: FCL
  • Appearance: Blackish brown powder
  • Material insoluble to water,%: 2.5%max
  • Moisture,%: 8.5%max
  • Total Fe: 2.5-3.8%
  • Cr complex: 75%min

Packaging & Delivery

Packaging Details 25 kg per bag, Pack in woven bag inner lining with plastic bag. It should store in aeration and drying environment.
Delivery Time Two weeks against PO date
Ferrochrome Lignosulfonate equivalent to SPERSENE

FCLS is concentrated sulphite pulp lignin, then substitution, oxidation complex and dry refined. The appearance is brown powder. FCLS is a thinner and fluid loss control agent used in drilling fluids. It has the characteristics of anti-high temperature, anti-salt and anti-Calcium etc. It is widely used in fresh water, salt water, saturated saltwater mud, Calcium treated mud and deep well and extra deep water mud. It can effectively stabilize the wall and reduce viscosity.
2.  Quality Indexes
Blackish brown powder
Material insoluble to water
Total Fe
Total Cr
Cr complex
Fineness( remains through 0.66mm sieves)


3.  Application
Add into mud directly, meantime match up with NaOH solution, make the PH reach more than 9, and then can effectively reduce viscosity, cutting and fluid loss control.
4.  Storage & Package
25 kg per bag, Pack in woven bag inner lining with plastic bag. It should store in aeration and drying environment.



About Oceanviewchem



You have an inquiry!

Q1: Are you a manufacturer?

Yes, we manufacture and supply of mud products like BARIOD, AMC, MI-SWACO with lower cost in OIL & Gas, Mining, HDD and Waterwell industry;


Q2: Can you provide different packagings with private labels ?

Yes, our advanced facilities allow us to offer custom packagings and labeling quickly, packing into Bags, Jugs, Buckets, Cartons, Pails/Cans, Sacks or Supersacks. Package sizes from 1 kg to 1000 kg;


Q3: How about the product quality ?

All the Products are exported to to more than 20 countries with ISO9001 and API certified;

Specializing in the production of Oil drilling chemicals with more than 16 years experiecne, we can ensure that all of our products are 100% qualified with good packagings.


Q4:Which kind of payment terms do you accept?

For small order, you can pay by T/T, Western Union or Paypal, nomal order by T/T  or L/C to our company account as agreed;


Q5:How can i get a sample?

Free samples is available, normally freight charges will be at your account and the charges will be return to you or deduct from your order in the future.


Our Services
  • Customer-led, listen to and understand our client's requirements;
  • Strong links in the supply chain that allows us to offer competitive pricing;
  • Strict product quality control policy and assure every quality shipment;
  • Strategically located facility to offer toll blending and private packing;


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China (Mainland) | Trading Company
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The supplier’s transactions conducted via Alibaba.com in the past 6 months.
The supplier supports Trade Assurance – A free service that protects your orders from payment to delivery.
Supplier's Trade Assurance Limit: US $82,000
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