Methyl Hydrogen Silicone Fluid. CAS NO.: 1. Package: 200KG drums or 1000KG IBC 2. Storage: The product should be stored in a shady cool, ventilated warehouse. Keep away from fire, heat source, direct sunlight and rain. Avoid from oxidant, …UBE's silicon nitride is a high grade powder produced using proprietary imide pyrolysis method. It has optimum characteristics required for raw material powder, and it can control microstructure, so high sintered body characteristics can be obtained. High Purity Silicon Nitride Powder.Clear, high strength RTV 100% silicone is manufactured by Silco. Available in both translucent and solid colors. Provides excellent color match when caulking Corian, Staron, Cambria, Silestone, Gibraltar, Livingstone, and many other surfacing materials. Waterproof, excellent adhesion, non-shrinking, up to 25% movement.