Magnesium Oxide with Apparent Specific Gravity 0.30 - 0.40g/ml has very fine particle with a porous structure of large surface area. Magnesium Oxide with Apparent Specific Gravity 0.30 - 0.40g/ml is offered by Samir Supply Pvt. Ltd which is an ISO 9001:2000 certified. Samir Supply Pvt. Ltd also offers various types of natural rubber, synthetic rubber, chemicals, carbon black and silicone emulsion. The Magnesium Oxide with Apparent Specific Gravity 0.30 - 0.40g/ml, also known as Kyowamag 150, has instantaneously acid absorptive capacity. This Magnesium Oxide has maximum 1.20% soluble matter.