WF-HS458 Acidizing Corrosion Inhibitor

1.Product description

WF-HS458 is a nitrogen-containing heterocyclic quaternary ammonium salt product.It has excellent compatibility with acid treatment fluids and auxiliary additives.It is widely applicable to various working conditions including low-concentration acid treatments,high-concentration acid treatments, high-temperature acidizing formations,pipeline acid washing,and SUR operations.

2.Product Characteristics

• Excellent corrosion inhibition performance
• Good thermal and chemical stability

2.Physical property data

Indexes   Properties

Appearance         Reddish brown or dark brown liquid

Density（g/cm3，20℃）      0.95-1.2

Acid solubility      Readily soluble in hydrochloric acid and mud acid

Corrosion rateg/(m²·h)

Hydrochloric Acid(20%)

60℃，1%，dosage

≤2.5

90℃，1%，dosage

≤4.0

Mud acid   (12%HCL 3%HF)60℃，1%，dosage

≤2 .0

90℃，1%，dosage

≤4.0

3.Method of application

Dilute WF-HS458 in advance,select the dosage according to the operating temperature,add this agent proportionally and stir evenly,then add other additives.For initial dosing,select the agent grade and dosage based on the water quality and corrosion status of the system.

Reference dosage:

20%hydrochloric acid:1.0%–1.5%dosage at 60°C,1.5%–2.0%dosage at 90°C.

Mud acid:1.0%–1.5%dosage at 60°C,1.5%–2.0%dosage at 90°C.

The optimal dosage shall be determined by customers through tests based on actual working conditions.

4.Packaging,storage and precautions

Packaging:25kg,200kg ,1000kg,or customized packaging upon negotiation.

Store hermetically sealed in a cool,shaded place and avoid prolonged exposure to extremely hot or cold environments.

The shelf life of the product is 1 year.

5.Safety

Avoid contact with eyes and respiratory system.In case of accidental contact,rinse immediately with plenty of water.In case of serious condition,seek medical advice immediately.