Ortho phosphoric acid (85 )

Ortho phosphoric acid technical sub grade -1 to is:798/2020 revision three. packed in non-returnable plastic jar of 50kg. as per clause 5.1 of the specn.

Phosphoric acid (lr grade),nitric acid tc,nacl tablets,sodium hydroxide 30-33 naoh/caustic so

Purchse of phosphoric acid

Ready mixed paint,brushing, bituminous, black, acid alkali, water and chlorine resisting to is:9862/2017 (first revision) with rdso s amndt. no. 1 a (rev.0.1, effective from june 20) as an additional requirement, packed in 20 ltrs., new & sound non returnable m.s. drum to is : 2552/1989 with amndt.1 of april 1999, grade b-1.

Thinner for synthetic enamel to is 1872-2020, rev-1 or latest

Hydrochloric acid as per is 265 / 1993, technical grade.

Wheel set earthing equipment to rcf spec. no. edts-101 rev-c, amndt.-3.corri-10,annexure-1

Hydrochloric acid (boiler water) grade as per is-265/2021

Rail drilling machine.as per rdso drg.no tm/sm/3 dt.19.11.92 (first rev.2020)