No - but I'll see if I can find out....
ah! here we are - they don't tell you in the UK - but the American importers do - I presume it's a sales requirement and they have to give up the formula...
IONIC
GROW Formula - N.P.K. 5-2-6
1 Quart dilutes to make 50 gallons of solution
Specifically formulated for the vegetative stages of plant growth
Derived from calcium nitrate, potassium nitrate, phosphoric acid, nitric acid and potassium sulfate
BLOOM Formula - N.P.K. 4-5-8
1 Quart dilutes to make 50 gallons of solution
Specifically formulated for the reproductive stages of plant growth
Derived from calcium nitrate, potassium nitrate, phosphoric acid, nitric acid and potassium sulfate