Salifert ProfiTest Kits Silicate Silicates are found in mains water, and can be transferred to your aquarium during water changes. 규산염은 조류 성장을 유발하고 일부 필수 미량 원소를 차단할 수 있습니다. So the Salifert ProfiTest Kit is ideal to accurately test the water, quickly and easily.