Specification :

1. Property
Sulfonated lignite is a lignite humic acid derivatives it is obtained of the lignite under the conditions of the sulfonating agent and proper temperature. It is brown-black powder appearance. It is a kind of fresh water drilling viscosity depressant and filtration loss control agent, can resistance to 200 ^ 220 high temperature. It is a kind of cheaply-priced and efficient mud conditioner

2. Quality Indexes
Items Requirements
Appearance black powder
Drybasis humic acid % g45.0
Full chromium of drybasis % g1.70
Moisture content % f15.0

3. Use
Sulfonated lignite mainly used in petuoleum, geological exploration drilling. In the drilling mud, it has a significant role in filtrate loss reduction and viscosity reduction control It can use with many kinds of drilling fluid together directly. Frequently used with Humic acid kalium, SPNH, Sulfonated phenol formaldehyde resin, etc. Normal dosage is 2.0-3.0% .

4. Package & Storage
Store it in a dry, cool and vent place. Packaged in a polyethylene-lined Kraft paper sack with an inner plastic bag.Net weight 25kg/ sack.Avoid contact with eyes, skin and clothes, if not, rinse immediately with plenty of clean water. Keep away from fire.