This is armorsil hydroplast 240 gp - a concrete admixture
product details from the label:
brand: armorsil - house of construction chemicals
product: hydroplast 240 gp
type: high range snf based water reducing and strength enhancing admixture
snf = sulphonated naphthalene formaldehyde
what it’s used for:
hydroplast 240gp is a brownish, ready to use liquid added to concrete during mixing.
it’s designed to produce high strength concrete at low water-cement ratio with extended workability.
main uses:
1. high strength concrete - for columns, beams, slabs, foundations where you need >30mpa strength