NASHVILLE — May 2024 — KYZEN, the global leader in innovative environmentally responsible cleaning chemistries, will exhibit at the SMTA Querétaro Expo & Tech Forum, scheduled to take place Thursday, June 6, at Querétaro Centro de Congresos y Teatro Metropolitano. The KYZEN clean team will showcase understencil cleaning chemistry KYZEN E5631J and aqueous cleaning solution AQUANOX A4618.

KYZEN E5631J and AQUANOX A4618 are both formulated to efficiently and effectively clean solder at different phases of PCB production.

KYZEN E5631J is a ready-to-use solution that is proven compatible with common stencils, cleaning equipment, and printer manufacturers for removing raw solder paste from stencils. The cost-effective solution quickly and effectively cleans all types of raw solder pastes in both online and offline cleaning processes.

AQUANOX A4618 is an aqueous cleaning chemistry designed to clean lead-free flux residues, including no-clean and Pb-free residues. A4618 is safe for multi-pass applications, and is equipped with an adjusted stabilizer package and has a long bath life.

KYZEN products and cleaning experts are continuously focused on providing quality chemistries like KYZEN E5631J and AQUANOX A4618 to alleviate the unique cleaning challenges of PCB producers at every stage of their process.

For more information, visit

KYZEN is a global leader in providing environmentally responsible, RoHS compliant precision cleaning chemistries for industries ranging from electronics and advanced packaging to metal finishing and aerospace applications. Since its founding in 1990, KYZEN’s innovative cleaning technologies, scientific expertise and customer support have been repeatedly recognized with the industry’s most prestigious awards. For more information, visit