Manganese Sulfate, Monohydrate

SECTION 2: Hazards identification

Emergency Overview Manganese Sulfate Monohydrate is a light gray to white solid in granular or powder form. The primary health hazard associated with this product is the potential for irritation of the eyes, skin, nose and other tissues that come in contact with dusts or particulates of this product. Inhalation overexposures may cause metal fume fever. Thermal decomposition of this product produces irritating vapors and toxic gases (e.g. sulfur oxides and manganese). Emergency responders should wear proper personal protective equipment for the releases to which they are responding.

Hazard statements

HARMFUL IF SWALLOWED. CAUSES IRRITATION TO EYES, SKIN, AND RESPIRATORY TRACT. HARMFUL IF INHALED. INHALATION OVEREXPOSURE CAN CAUSE METAL FUME FEVER. CHRONIC OVEREXPOSURE MAY CAUSE CENTRAL NERVOUS SYSTEM EFFECTS. Do not taste or swallow. Do not get on skin or in eyes. Avoid breathing dusts or particulates. Avoid prolonged or repeated contact with skin. Keep container closed. Use only with adequate ventilation. Wash thoroughly after handling.

Potential health effects

Eyes Exposure to particulates or solution of Manganese Sulfate Monohydrate may cause irritation of the eyes with symptoms such as stinging, tearing and redness. Prolonged contact may cause corneal injury and conjunctivitis. Skin Manganese Sulfate Monohydrate can cause irritation of the skin, with symptoms such as reddening, discomfort and itching. Repeated skin contact may lead to dermatitis (red, cracked skin). Ingestion Ingestion of Manganese Sulfate Monohydrate can cause nausea, vomiting, and abdominal cramps. Chronic ingestion of this product may cause systemic poisoning with symptoms similar to those described for chronic inhalation. Inhalation Breathing dusts or particulates generated by Manganese Sulfate Monohydrate can lead to irritation of the nose, throat or respiratory system. Symptoms of such exposure could include coughing, sneezing, coughing and bronchitis. Repeated or prolonged exposure can cause metal fume fever, with resulting flu-like symptoms of chills and fever, sweating, and weakness. Chronic overexposure can also cause central nervous system effects including muscle weakness, speech impairment, insomnia, tremors and mental incapacity. Symptoms of such reaction can be delayed for several years.

HMIS® ratings

Health 2 Fire 0 Reactivity 0 Personal Protective Equipment B chemical goggles, impervious gloves Hazard Scale: 0 = Minimal 1 = Slight 2 = Moderate 3 = Serious 4 = Severe * = Chronic hazard