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Package contains 450 faceted beads
5ppm) titration Multi Test kit (Ca - 75 tests Alk - 75 testsMg - 60 tests) which enable accurate dosing of Ca KH & Mg the foundation elements for coral health and vitality
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oats were used for medicinal purposes
Jumbo Test Tubes (Pack of 2) Brand_Pero Package contains 450 faceted beadsJumbo Test Tubes with Stand Chunky, durable test tubes put serious science safely within reach for young students. Supports inquiry based investigation and hands on observation. Plastic tubes are safe at temperatures from 10 200F and feature calibration marks (25, 50, 75 and 100 ml). Hand wash. Includes 6 test tubes, different colored lids (to track experiments), sturdy rack and Activity Guide. Tubes measure 6"H x 1 1 2" in diameter. Grades PreK+ LER