SMT Equipment

AQUANOX® A4638 Advanced Packaging Cleaning Chemistry

Company Information:

A leading supplier of precision cleaning chemistries to the worldwide electronics, metal finishing, medical, semiconductor, and optical industries.

Nashville, Tennessee, USA


  • Phone 615-831-0888
  • Fax 615-831-0889

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AQUANOX® A4638 Advanced Packaging Cleaning Chemistry

AQUANOX® A4638 Advanced Packaging Cleaning Chemistry


AQUANOX® A4638 Advanced Packaging Cleaning Chemistry


Cleaning Agents

Offered by:

KYZEN Corporation


AQUANOX® A4638 Advanced Packaging Cleaning Chemistry Description:

Advanced Packaging Cleaning Chemistry

AQUANOX® A4638 is an engineered electronic assembly and advanced packaging cleaning agent designed to remove flux residue from flip chip and low clearance components. AQUANOX® A4638 is designed to remove water soluble polar flux residues and exhibits a low surface tension.

  • Flux Residue Removal from Flip Chip and Low Clearance Components
  • Use at Low Concentrations
  • Excellent Materials Compatibility
  • Short Process Time
  • Rapidly Dissolves Water Soluble Soils


  • pH (10 g/L): 9.4
  • Flash Point: None to Boiling
  • Boiling Point: 212°F~100°C
  • Water Soluble: Complete
  • VOC, @10%: 44.3 g/L

Typical Processes:

  • Application: Spray
  • Operating Concentration: <10%
  • Temperature: <150°F~66°C
  • Rinse: Hot DI Water
  • Dry: Hot Air


AQUANOX® A4638 has proven compatible with all materials commonly used in electronic assembly manufacturing and cleaning processes.

Environmental Regulations:

AQUANOX® A4638 is a non-hazardous, biodegradable aqueous solution. It contains no CFC’s or HAP’s. Refer to the Material Safety Data Sheet for more information.


AQUANOX® A4638 is available in 1, 5, and 55 gallon (5, 25, 200 liters) containers.

Storage and Handling:

  • Packaged in Polyethylene Containers
  • Store at 5-30°C/41-86°F in Original Container
  • Standard Chemical Handling Practices Required
  • Shelf Life of 5 Years, in Sealed Containers of 5 gallons / 25 liters or More

Free Cleaning Trials and Process Optimizations:

Kyzen will conduct free trials at your factory or one of our global Applications Laboratories in North America, Asia or Europe. Our engineers and lab technicians have developed, optimized and evaluated thousands of customer cleaning processes over the last twenty years. Kyzen’s Applications Labs are unrivaled in the industry and staffed with experts that have an average of thirty years technical experience.

Aquanox® Family of Cleaning Chemistries

KYZEN’s Aquanox line of chemistries are concentrated aqueous cleaning chemistries designed for the Electronic Assembly, Aerospace and Automotive industries.  Each product in the line has been specially formulated for a variety of cleaning processes and purposes such as cleaning circuit boards and printed circuit board cleaning.

AQUANOX® A4638 Advanced Packaging Cleaning Chemistry was added in Jan 2001

AQUANOX® A4638 Advanced Packaging Cleaning Chemistry has been viewed 1426 times

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