Scale & Corrosion inhibitors
	Biocides




Scale & Corrosion inhibitors

NKC-900 (ATMP) : Amino tri (methylene phosphonic acid)
NKC-905 (B.T.A.) :1,2,3,-Benzotriazole
NKC-910 (HEDP) : 1-Hydroxyethylidene-1,1-Diphosphonic acid
NKC-915 (T.T.A.)   NEW: Tolytriazole
NKC-920 (AA/AMPS/N) : Carboxylate/Sulfonate/Nonionic Terpolymer
NKC-930 (AA/MA) : Maleic Anhydride/Carboxylic Acid Copolymer
NKC-940 (AA/AMPS)   NEW: Acrylic Acid/2-acrylamido-2-methyl-propane-sulfonic Acid Copolymer
NKC-950 (HPA)   NEW: Hydroxyphosphono Acetic Acid
NKC-960 (PBTC) : 2-Phosphono-Butane-1,2,4,-Tricarboxylic Acid
NKC-980 (HPMA) : Polymaleic Anhydride Homopolymer
NKC-990 (PAA) : Polyacrylic Acid

PROPERTIES Molecular weight :299 Typical active content : 50±2% Appearance : Colorless to pale yellow clear solution
pH (1% solution) : < 2 Specific gravity : 1.3±0.05 Iron (Fe) : < 35 ppm Chloride : < 1.8%

APPLICATIONS

• Scale control for cooling water & boiler water treatment
  
• Scale & corrosion control for oilfield water treatment
  
• Bottle washing: Prevent scale, spotting and filming
  
• Textile industries: Stabilize peroxide, improve bleaching performance

NKC-905  (B.T.A.)
1,2,3,-BENZOTRIAZOLE

PROPERTIES Molecular weight : 119.12 Formula : C6H5N3 Active content : 98.5 minimum Appearance : White to pale yellow needle form Melting point(°C) : 93°C ~98°C Ash(%) : 0.2 maximum
Solubility :	Soluble in polar solvent, slightly soluble in water and mineral oil.

APPLICATIONS

• Water circulating systems.
  
• Cleaners and detergent.
  
• Hydraulic oil and other functional fluids.
  
• Package and wrapping materials.
  
• Polishers and waxes.
  
• Paints and lacquers.

NKC-910  (HEDP)
1-H YDROXYETHYLIDENE-1,1-DIPHOSPHONIC ACID

PROPERTIES Molecular weight : 206 Typical active content : 60±2% Appearance :Colorless to pale yellow clear solution
Specific gravity : 1.44±0.05 pH (1% solution) : < 2 Iron(Fe) : < 35ppm Chloride : < 1%

APPLICATIONS

• Scale and corrosion control in cooling water and oilfield water.
  
• Scale control in evaporative desalination and reverse osmosis.
  
• Sludge modification in boiler water.
  
• Stabilization of chemical compounds (for example, hydrogen peroxide) which are decomposed by trace metals.
  
• Surface treatment for dairy, metal finishing and industrial operations.
  
• Regeneration and cleaning of ion exchange resins.

NKC-920
CARBOXYLATE/SULFONATE/NONIONIC FUNCTIONAL TERPOLYMER

PROPERTIES Appearance : clear to pale-yellow liquid. pH (1% solution) : 2-5 Active solids : 30% minimum Specific gravity(20°C) : 1.1 ± 0.05

APPLICATIONS

• Cooling water system: Scale inhibitor and Dispersant for calcium carbonate, calcium sulfate, calcium phosphate, silt & clay, ion oxide and zinc stabilizer.
  
• Boiler water treatment: Sludge conditioner for calcium carbonate, calcium phosphate, silicate and iron oxide.
  
• Widely used in refinery plant, chemical plant, drilling oil and steel mills, etc.

NKC-930  (AA/MA COPOLYMER)
MALEIC ANHYDRIDE/CARBOXYLIC ACID COPOLYMER

PROPERTIES Appearance : Clear yellow brown liquid. Odor : Slight Solids content : > 48% Specific gravity (20°C) : 1.185 ±0.05 pH (1% solution) : < 2.0

APPLICATIONS

• Cooling water systems
  The good scale control property of NKC-930 makes it particularly effective at high temperature in alkaline systems. Formulations of containing NKC-930 are effective in controlling calcium carbonate and calcium phosphate deposition.
  
• Boiler water system.
  NKC-930 can be employed as sludge conditioner in boilers, and it is compatible with other traditional boiler water additives at normal levels.
  
• Cleaning compounds
  NKC-930 is compatible with commonly used cleaning agents such as caustic soda,Polyphosphates, perborates, surfactants and antifoam agents.

NKC-960  (PBTC)
2-PHOSPHONO-BUTANE-1,2,4-TRICARBOXYLIC ACID

PROPERTIES Molecular weight : 270 Typical active content : 50% P-content : 11.5% Appearance : Colorless to pale yellow clear solution Specific gravity at 20°C : 1.25 ~ 1.30 PH(1% solution) : < 2 Iron (Fe) : < 35ppm

APPLICATIONS

• Cooling/Boiler water treatment: Scale & Corrosion inhibitor
  
• Oil drilling field water treatment
  
• Sea water evaporators
  
• Cleaning formulations

NKC-980  (HPMA)
MALEIC ANHYDRIDE HOMOPOLYMER

PROPERTIES Appearance : Clear yellow-brown liquid. Solid content : > 50±3% Specific gravity at (20°C) : 1.18 ~ 1.22 pH (1% solution) : < 3.0

APPLICATIONS

• Cooling water systems.
  
• Boiler water systems.
  
• Oilfield injection systems.
  
• Sugar mill evaporator systems.
  
• Reverse osmosis systems.
  
• Desalination systems.

NKC-990  (PAA)
POLYACRYLIC ACID

PROPERTIES Appearance : Colorless to pale yellow clear liquid.
Solid content : >30% Specific gravity at (20°C) : 1.15 ±0.05 pH (1% solution) : < 3.0

APPLICATIONS

• Cooling water systems.
  
• Cleaning compounds.
  
• Pulp & paper process.
  
• Dyestuff auxiliary.
  
• Reverse osmosis systems.
  
• Oilfield injection systems.

Biocides

NKC-610
ALKYL DIMETHYL BENZYLAMMONIUM CHLORIDE

PROPERTIES Appearance : Colorless to pale yellow                     clear liquid. Odor : Mild, characteristic. Solid content : 45 ~ 50% pH (1% solution) : 6.0 ~ 8.5

APPLICATIONS

• Cooling water systems.
  
• Detergent sanitizers.
  
• Oilfield injection systems.
  
• Food processing industry.

NKC-620 ((DCCNA)
SODIUM DICHLORO ISOCYANURATE

PROPERTIES Appearance : Off-white granular solid. Available chlorine % : 60±3 pH (1% solution) : 6.5±1.0 Solubility at 25°C : 25 gm / 100 gm H2O APPLICATIONS Cooling water systems. Air conditioner systems. Swimming pools. Food processing industry.

NKC-630  (SDMC)
SODIUM DIMETHYL DITHIOCARBAMATE

PROPERTIES Appearance : Clear straw liquid. Assay : 40% (min.) Specific gravity (20°C) : 1.18 ±0.05 pH (1% solution) : 9 ~ 12

APPLICATIONS

• Cooling water systems.
  
• Sugar and pulp & paper mills.
  
• Drilling fluids.
  
• Oilfield injection systems.
  
• Heavy metal waste water.

NKC-640 5-CHLORO-2- METHYL-4-ISOTHIAZOLIN-3-ONE,
2-METHYL-4-ISOTHIAZOLIN-3-ONE(MIXTURE)

PROPERTIES Appearance : Pale yellow liquid Active Ingredient (w/w) : 14%(min.) CMI/MI Ratio (w/w) : 2.5 ~ 4.0 Specific Gravity (20°C) : 1.30 ~ 1.35 pH (1% solution) : 1 ~ 4
APPLICATIONS Cooling water systems. Air conditioner systems. Air washer systems. Pulp & paper mills Latex

NKC-690  (TCCA)
TRICHLOROISOCYANURIC ACID (SWIMMING CHEMICAL)

PROPERTIES Appearance : Off-white tablet solid Available chlorine :›=90% pH (1% solution) : 2.7 ~ 3.3
APPLICATIONS Cooling water systems. Air conditioner systems. Swimming pools. Food process industries.