A Simple Guide to TDS Testing

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Whether you are keeping a simple tank of tropical fish or a specialized aquarium, monitoring the TDS is an important part of aquarium maintenance. TDS measurement will indicate if the minerals, salts and other compounds are ... , Japanese koi 100-300 ppm Guppies, Swordtails, Mollies, Barbs, Platies 10-100 ppm Angelfish, Discus, Neon tetras

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