Hi,
I just receive a new batch of K2SO4 from AquariumFertilizer and I noticed a slight difference in the colors when compared to the K2SO4 I have from GLA. The new powder is a little whiter than the old one. Is this normal ?
I just receive a new batch of K2SO4 from AquariumFertilizer and I noticed a slight difference in the colors when compared to the K2SO4 I have from GLA. The new powder is a little whiter than the old one. Is this normal ?