Emil Otto's Zinning Green pastes do not require zinc chloride, are not subject to hazard labelling, and can be used for soft soldering and tinning.
Are available in three variants with different alloys: Zinnin Green I with the alloy Sn100, Zinnin Green II with the alloy Sn96.5 Ag3.0 Cu0.5 (SAC305) and Zinnin Green III with the alloy Sn97Cu3. Are said to be suitable for both industrial and craft applications and are available in various packaging sizes.
Emil Otto