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Hydrochloric Acid - Ecommerce website

Hydrochloric Acid

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Corrosion Inhibitor for Hydrochloric Acid Cleaning

Properties:
Acid cleaning agent is belonged to imidazoline. When using acid to clean metal, adding acid corrosion inhibitor, can inhibit the acid corrosion of steel. Corrosion Inhibitor Applications for the cleaning mediums which are hydrochloric acid, sulfuric acid, amino acid, the cleaning object is black metal. Pickling is applicable to various types of high, mid-high and low voltage boilers and large equipment, pipe pickling. Acid corrosion ability (the dosage is 1-3 ‰), the corrosion speed ≤ 1g/m2 • h.

Specification:

Items

Index

Appearance

Dark brown liquid

Density (20℃)g/cm3

1.000-1.100

pH(1% water solution)

2.5 — 4.5

 

Using Method:
Add 1-3 kg of acid corrosion inhibitor into per ton of 5-10% hydrochloric acid, even mixing, it can not be directly added into water, Open loop circulating pump to clean, in the cleaning process, add acid pickling as the proportion.

 

Appendix: inhibition effects under different conditions

Acid environment

Dosage

Corrosion speed rate (10 -4) g / (m 2 • h)

Inhibition rate (%)

Amino acid

 

0.1%

4.8654

95.95

0.2%

2.0393

98.30

0.3%

1.3001

98.92

0.4%

1.3011

98.92

Sulfuric acid

0.1%

47.4985

86.52

0.2%

                                6.9867

98.02

0.3%

4.9807

98.58

0.4%

4.9775

98.59

Hydrochloric acid

0.1%

1.2773

97.70

0.2%

0.7349

98.68

0.3%

0.3957

99.29

0.4%

0.3887

99.3

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