A ready to use 10% solution of buffered formalin. It is the most commonly used general purpose routine fixative for tissue specimens. This solution is hypotonic in buffer ions and has a pH of 6.8, and tends to reduce the formation of formalin pigment. Contains: Formaldehyde: <10% w/v (3.8-4.0% v/v) Mixed Phosphates Hazard Phrazes: Harmful if swallowed. May cause an allergic skin reaction. Suspected of causing cancer . Prec Phrazes: Wear protective gloves/protective clothing/eye protection/face protection.