Koch-Chemie Green Star (Gs) — Universal All-Purpose Alkaline Cleaner APC

High-Concentration Universal Alkaline APC Cleaner

Koch-Chemie Green Star (Gs) is the industry-benchmark universal alkaline cleaner (APC), engineered for maximum versatility across automotive detailing, commercial transport, and industrial workshop environments. Formulated completely free of phosphates and NTA, its advanced surfactant blend effortlessly dissolves stubborn oils, road film, grease, soot, and embedded dirt while safeguarding substrate integrity when diluted correctly.

Key Benefits

• 360° Detailing Versatility: cleans engine compartments, wheel arches, door jambs, exterior paintwork, floor mats, and interior textiles.
• Super Concentrated Formulation: highly cost-efficient dilution ratios ranging from 1:3 for heavy industrial grease to 1:120 for floor scrubbers.
• Corrosion Inhibition: enriched with surface-protecting additives to prevent flash corrosion on exposed metals.
• Official OEM Approvals: approved by Daimler (Mercedes-Benz) and certified according to VDA Class A standards (exposure time max 5 min at 1:3).
• Separator Friendly: quick-separating according to Austrian standard ÖNORM 5106 for compliant wastewater treatment.

Recommended Dilution Ratios

Technical Specifications

Application Instructions

1. Prepare the appropriate working dilution in a pressure sprayer, foam cannon, or spray bottle according to soil severity.
2. Apply evenly onto the dry or pre-rinsed target area.
3. Allow to dwell for 1 to 5 minutes (never allow product to dry out on the surface!).
4. Agitate with a detailing brush, pad, or scrub brush where necessary.
5. Rinse thoroughly with high-pressure clean water (exterior/engine) or extract with a wet vacuum / damp microfiber towel (interior).

Safety instructions

Danger. Causes severe skin burns and serious eye damage. Wear protective gloves, protective clothing, and eye/face protection. If on skin: wash with plenty of water. If in eyes: rinse cautiously with water for several minutes; remove contact lenses if present and easy to do; call a poison center or doctor immediately. Keep out of reach of children. Store between +5 °C and +30 °C.