Traditional lead based solder, with 60% tin and 40% lead.
188°C melting point.
There are also kinds with slightly different mixtures, achieving lower melting points.
63Sn/37Pb gives a melting point of 183 °C
60Sn/38Pb/2Cu gives a melting point of 182 °C
The use of lead in manufacturing electronics for placing on the market is not permitted, according to the EU:s ROHS (Restriction of Hazardous Substances) directive. It may be used for repairing equipment placed on the market before the directive came into force, and the use is still permitted in prototyping and experiments.