UFC 3-240-13FN
25 May 2005
52.
SODIUM SULFITE, catalyzed with cobalt, granular, 95% by weight minimum
Use: Remove oxygen from boiler feedwater (oxygen scavenger)
Federal Specification: None
Package/NSN: 50-lb bag, NSN: 6850-01-109-5604
53.
SULFONATED STYRENE COPOLYMER, low molecular weight, clear amber
color, total solids, 23 to 27%, pH of 6.8, molecular weight 5000 to 10,000,
specific gravity 1.2 at 25 oC, viscosity 10 to 40 at 25 oC
Use: Sludge dispersant in boilers
Federal Specification: None
Package/NSN: None
54.
SULFURIC ACID (H2SO4), technical, class A, grade 2, 93% sulfuric acid
concentration, 66 oB
Use: Regenerate ion exchange resins, adjust pH in cooling towers
Federal Specification: None
Package/NSN:13-gal carboy,NSN:6810-00-975-0707
Bulk,NSN:6810-00-251-8007
55.
TOLYLTRIAZOLE (TTA), active ingredient 50% sodium tolyltriazole (43% TT)
Use: Corrosion inhibitor for copper alloys in cooling water systems
Federal Specification: None
Package/NSN: 5-gal can, NSN: 6850-01-189-9949
56.
ZINC SULFATE, monohydrate (ZnSO4H2O), white, free-flowing powder, soluble
in water
Use: Cathodic corrosion inhibitor in cooling towers
Federal Specification: None
Package/NSN: 50-lb bag, NSN: 6810-01-198-3832
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