Sera pH/kH Minus - 500mL (03560) Soft water - but safely Lowers pH and KH Adjusts the carbonate hardness Regulates the pH value For appropriate soft and slightly acidic water Some fish species (e.g. discus and angelfish) are adapted to very soft water...

Sera Nitrite-Minus - 500mL (32302) Immediate help against nitrite removes up to 1.5 mg/l of nitrite per dosage prevents new tank syndrome Accumulating nitrite (“new tank syndrome”) is a threat during the starting phase of a new aquarium,...

Sera Betta Aquatan - 50mL (03035) Water conditioner for betta friendly water rich in minerals Immediately removes chlorine and chloramines Binds heavy metals With mineral substances   sera betta aquatan immediately conditions tap water according...

Sera Aquatan - 50mL (03030) Water conditioner for fish friendly water rich in mineral substances immediately removes chlorine and chloramines binds heavy metals with mineral substances Toxic substances such as chlorine and heavy metals can get into the...

Sera Snail Collect (08585) Snail trap The sera snail collect is excellently suited for reducing strongly multiplying snails in aquariums. Snails are lured into the trap by some bait (e.g. sera O-Nip tablets). Their way back is blocked by pins. The...

Sera Nitrite-Minus - 100mL (32300) Immediate help against nitrite removes up to 1.5 mg/l of nitrite per dosage prevents new tank syndrome Accumulating nitrite (“new tank syndrome”) is a threat during the starting phase of a new aquarium,...

Sera Toxivec - 250mL (03002) First aid in aquariums Immediately removes ichthyotoxic ammonia and nitrite Binds heavy metals such as lead and copper Removes chlorine and chloramines Lowers nitrate levels and, correspondingly, algae growth Due to...

Sera Toxivec - 100mL (03001) First aid in aquariums Immediately removes ichthyotoxic ammonia and nitrite Binds heavy metals such as lead and copper Removes chlorine and chloramines Lowers nitrate levels and, correspondingly, algae growth Due to...

Sera Toxivec - 50mL (03000) First aid in aquariums Immediately removes ichthyotoxic ammonia and nitrite Binds heavy metals such as lead and copper Removes chlorine and chloramines Lowers nitrate levels and, correspondingly, algae growth Due to...

Sera gH/kH Plus - 275g (03818) Water hardener for increasing GH and KH simultaneously sera GH/KH-plus simultaneously increases the carbonate and total hardness in tropic aquariums. It allows hardening R/O water or soft tap water in a directed way as well...

Sera kH/pH Plus - 500mL (03814) Stability and safety Buffers and stabilizes the pH value Is effective against biogenic decalcification Creates appropriate conditions (e.g. for African cichlids) The carbonate hardness (KH) is one of the most important...

Sera Aquatan - 250mL (03050) Water conditioner for fish friendly water rich in mineral substances immediately removes chlorine and chloramines binds heavy metals with mineral substances Toxic substances such as chlorine and heavy metals can get into...

Sera Bio Nitrivec - 250mL (03750) Premium class liquid filter medium Breaks down food remainders, ammonium and nitrite biologically Provides settling area for useful purification bacteria Creates a biologically active living environment The dangerous...

Sera Bio Nitrivec - 100mL (03740) Premium class liquid filter medium Breaks down food remainders, ammonium and nitrite biologically Provides settling area for useful purification bacteria Creates a biologically active living environment The dangerous...