Metal Finishing Archives

Boric Oxide 60 Mesh

Product Overview:

Identification of Substance: diboron trioxide

CAS #: 1303-86-2

Boric oxide (boron trioxide), supplied in a 60 mesh grade, is a boron compound used primarily in glass and ceramics manufacturing. It is commonly employed as a fluxing agent in borosilicate glass and fiberglass production, where it lowers melting temperature, improves thermal shock resistance, and increases chemical durability of the finished glass. Additionally, it serves as a raw material in ceramic glazes and enamels, contributing gloss and hardness to fired coatings. Boric oxide is also utilized as a flux in metal finishing operations, particularly soldering and brazing, where it helps remove oxides and promote proper metal bonding. Furthermore, it finds applications as a raw material in the manufacture of other borate compounds, including boric acid and borate fertilizers, used across chemical manufacturing.

Relevant identified uses:
Chemicals for various applications
Cleaning agent / Cleaner
Ceramics
Fiberglass

Documentation:

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Technical Information:

Appearance
Glassy

B₂O₃
≥ 98.00 %

Elemental Boron
≥ 30.43 %

SO₄
≤ 500 ppm

Fe
≤ 35 ppm

Cl
≤ 10 ppm

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Oxalic Acid

Product Overview:

CAS #: 144-62-7

Oxalic acid is a strong organic acid used across metal finishing, wood treatment, water treatment, and leather and textile applications. It is commonly employed for rust and scale removal in metal finishing operations, effectively dissolving iron oxide deposits from metal surfaces prior to further processing. Additionally, it serves as a wood bleaching and stain removal agent in wood treatment applications, restoring the natural color of weathered or discolored lumber. Oxalic acid is also utilized in bleaching and dyeing processes throughout leather and textile manufacturing. Furthermore, it finds applications in industrial water treatment as a descaling agent for boilers and process equipment

Relevant identified uses:
Chemicals for various applications

Documentation:

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Technical Information:

Purity
≥ 99.6 %

Sulfate
≤ 0.005 %

Heavy Metals
≤ 0.001 %

Ferrous
≤ 0.001 %

Chloride
≤ 0.002 %

Ignition
≤ 0.08 %

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Zinc Chloride

Product Overview:

CAS #: 7646-85-7

Zinc chloride is a versatile zinc compound used across wood treatment, metal finishing, textile, and upstream oilfield applications. It is commonly employed in wood preservative treatments, providing both insecticidal protection and fire retardant properties that reduce flammability in treated lumber. Additionally, it serves as a soldering flux and galvanizing agent in metal finishing, cleaning metal surfaces and promoting proper bonding during welding and coating processes. Zinc chloride is also utilized in textile dyeing and finishing processes as a mordant that improves dye fixation. Furthermore, it finds applications as an additive in oil and gas well completion fluids to control brine density.

Relevant identified uses: Chemicals for various applications

Uses advised against:
Do not use for squirting or spraying
Do not use for products which come into direct contact with the skin

Documentation:

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Technical Information:

Content (calculate in ZnCl₂)
≥ 98.0 %

Chloride Oxidation (calculate in ZnO)
1.8 – 2.2 %

Sulfate (SO₄)
≤ 0.01 %

Barium (Ba)
≤ 0.01 %

Iron (Fe)
≤ 0.005 %

Lead (Pb)
≤ 0.005 %

Insolubles (HCl)
≤ 0.01 %

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Tetrapotassium Pyrophosphate (TKPP)

Product Overview:

CAS #: 7320-34-5

Tetrapotassium pyrophosphate (TKPP) is a functional phosphate compound used across fertilizer, food processing, and metal finishing applications. It is commonly employed as a soluble phosphorus and potassium source in clear liquid fertilizers and specialty foliar and fertigation formulations. Additionally, it serves as an emulsifier and moisture retention agent in processed meat and seafood products, improving texture and reducing cooking loss. TKPP is also utilized as a cleaning and plating bath additive in metal finishing operations, improving deposit quality during electroplating processes. Furthermore, it finds applications as a builder in liquid detergent formulations requiring a soluble potassium pyrophosphate.

Relevant identified uses: Fertilizer

Documentation:

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Technical Information:

TKPP Food Grade

Appearance
White Granules

Content (as K₄P₂O₇)
≥ 95.0 %

Phosphorus Pentoxide (P₂O₅)
42.0 – 43.7 %

pH (1 % water solution)
10.0 – 10.8

Loss on ignition (800 ^oC)^FCC
≤ 0.5 %

Water insoluble
≤ 0.1 %

Fluoride (F)
≤ 10 mg/kg

Arsenic (As)
≤ 1 mg/kg

Lead (Pb)
≤ 1 mg/kg

Mercury (Mg)
≤ 1 mg/kg

Cadmium (Cd)
≤ 1 mg/kg

TKPP Tech Grade

Appearance
White Granules

Content (as K₄P₂O₇)
≥ 92.0 %

Phosphorus Pentoxide (P₂O₅)
≥ 42.0 %

pH (1 % water solution)
10.0 – 11.0

Iron (Fe)
≤ 40.0 ppm

Water insoluble matter
≤ 0.2 %

Bulk Density (loose)
900 – 1150 kg/m³

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Sulfamic Acid

Sulfamic Acid

Product Overview:

Identification of Substance: sulfamic acid

CAS #: 5329-14-6

Sulfamic acid is a solid, water-soluble strong acid used primarily as an active ingredient in washing and cleaning products, valued for its stability and ease of handling compared to liquid mineral acids. Additionally, it serves as a descaling agent that removes mineral scale from boilers, cooling towers, and industrial water systems. Sulfamic acid is also utilized as a cleaning agent in electroplating and metal finishing operations, removing oxide films and preparing surfaces for plating. Furthermore, it finds applications as a general raw material across chemical manufacturing processes.

Relevant identified uses:
Chemicals for various applications
Washing and cleaning product

Documentation:

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Technical Information:

Purity
99.80 wt. %, min.

Appearance
white crystals

Sulfate [(SO₄)^2-]
150 ppm, max.

Chloride [Cl^–]
4.0 ppm, max.

Iron [Fe]
5.0 ppm, max.

Heavy Metals [Pb]
2.0 ppm, max.

Moisture (H₂O)
0.04 wt. %, min.

Residue on Ignition (ROI)
0.01 wt. %, min.

Water soluble matter
0.01 wt. %, min.

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Sodium Molybdate

Product Overview:

Identification of the substance: disodium molybdate dihydrate

CAS #: 10102-40-6

Sodium molybdate is a soluble molybdenum compound used across water treatment, fertilizer, and metal finishing applications. It is commonly employed as a corrosion inhibitor in closed-loop industrial water systems, forming a protective passivating layer on metal surfaces to prevent oxidative corrosion. Additionally, it serves as a molybdenum micronutrient source in fertilizer formulations, supporting nitrogen fixation and enzyme function in legume and other crops. Sodium molybdate is also utilized as a passivation and finishing agent in metal finishing processes, offering an alternative to chromate-based passivation. Furthermore, it finds applications in general chemical manufacturing processes requiring a soluble molybdenum source.

Relevant identified uses: Chemicals for various applications

Documentation:

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Technical Information:

Content (Na₂MoO₄●2H₂O)
≥ 99.0 %

Iron (Fe)
< 0.01 %

Sulfate (SO₄^2-)
≤ 0.07 %

Chloride (Cl)
≤ 0.02 %

Lead (Pb)
≤ 0.001 %

Information aboved is based on the “Sodium Molybadate Dihydrate” TDS

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Sodium Hydroxide 99% (Prills, Beads, Flakes)

Product Overview:

CAS #: 1310-73-2

Sodium hydroxide, commonly known as caustic soda, is one of the most widely used industrial alkalis, available in prill, bead, and flake forms. It is commonly employed in pulp and paper processing to break down lignin and separate cellulose fibers during manufacturing. Additionally, it serves as a key raw material in soap and detergent manufacturing, where it drives the saponification reaction that produces soap from fats and oils. Sodium hydroxide is also utilized for pH adjustment in industrial water treatment, food processing applications such as lye treatment, metal cleaning, and textile mercerizing to improve fiber strength and dye uptake. Furthermore, it finds applications in general chemical manufacturing processes requiring a strong base.

Relevant identified uses:
Chemicals for various applications
Intermediate
Neutralisation agent
Laboratory chemical

Uses advised against:
Do not use for squirting or spraying
Do not use for products which come into direct
contact with the skin

Documentation:

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Technical Information:

NaOH
≥ 99 %

Na2CO3
≤ 0.7 %

NaCl
≤ 0.1 %

Fe2O3
≤ 0.008 %

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Sodium Gluconate

Product Overview:

CAS #: 527-07-1

Sodium gluconate is a biodegradable chelating agent and admixture used across construction, metal finishing, and food applications. It is commonly employed as a set retarder and water reducer in concrete admixtures, improving workability and extending working time without compromising final strength. Additionally, it serves as a chelating agent in metal surface cleaning and treatment, effectively removing scale and passivating metal surfaces without the corrosivity of stronger acids. Sodium gluconate is also utilized as a food additive and stabilizer, as well as a processing aid in textile finishing operations. Furthermore, it finds applications in general chemical manufacturing processes requiring a mild, biodegradable chelating agent.

Relevant identified uses: Chemicals for various applications

Documentation:

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Technical Information:

Appearance
White crystalline powder

Assay
99.0 – 102.0 %

Arsenic
≤ 2 ppm

Lead
≤ 2 ppm

Heavy metals
≤ 10 ppm

Chlorides
≤ 0.02 %

Sulfates
≤ 0.02 %

Reducing substances
≤ 0.7 %

Loss on drying
≤ 0.5 %

pH
6.5 to 8.5

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Sodium Citrate (trisodium citrate dihydrate)

Product Overview:

Identification of Substance: trisodium citrate dihydrate

CAS #: 6132-04-3

Sodium citrate, also known as trisodium citrate dihydrate, is a versatile chelating and buffering agent used as a formulation additive and intermediate across a wide range of industrial applications. It is commonly employed in detergent and cleaning additive formulations, where it helps sequester metal ions and improve cleaning performance. Additionally, it serves as a water treatment chemical and metal surface treatment agent, controlling scale and passivating metal surfaces in industrial systems. Sodium citrate is also utilized in construction chemicals, paints and coatings, and polymer and plastics manufacturing as a functional processing additive. Furthermore, it finds applications in agricultural chemicals, textile auxiliary processes, oil and gas industry formulations, and personal care product manufacturing.

Relevant identified uses: Intermediate, Formulation additive, Detergents, Cleaning additive, Agricultural chemicals, Personal care product, Paper industry, Construction chemicals, Polymers, Plastics, Oil and gas industry, Textile auxiliary, Paints and coatings, Photo-chemicals, Laboratory chemical, Water treatment chemical, Metal surface treatment, Medical device manufacturing

Documentation:

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Technical Information:

Appearance
White crystalline powder

Chloride
≤ 50 ppm

Sulfate
≤ 100 ppm

Oxalate
≤ 100 ppm

Iron
≤ 5 ppm

Heavy Metal
≤ 5 ppm

Lead
≤ 1 ppm

Arsenic
≤ 1 ppm

Mecury
≤ 1 ppm

Assay
99.0 – 100.5 %

Water
11.0 – 13.0 %

Solubility
Very soluble in boiling water, insoluble in alochol

Acidity of alkalinity
≤ 0.2 ml

pH
7.5 – 9.0

Mesh Size
12 – 100 mesh

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Sodium Acid Pyrophosphate (SAPP)

Product Overview:

Identification of Substance: disodium dihydrogenpyrophosphate

CAS #: 7758-16-9

Sodium acid pyrophosphate (SAPP) Food Grade is a functional phosphate compound used across food processing and metal finishing applications. It is commonly employed as a leavening acid in baking powder and refrigerated dough products, providing controlled, slow-acting carbon dioxide release for consistent baked goods. Additionally, it serves as a color and moisture retention agent in processed meat and seafood, preventing discoloration and improving texture during storage. SAPP is also utilized as a cleaning and brightening agent in metal finishing operations, particularly in aluminum surface treatment. Furthermore, it finds applications in general food manufacturing processes requiring a food-grade acid pyrophosphate.

Relevant identified uses:
Food additive
Additive for cosmetic or pharmaceutic preparations
Acid regulator

Documentation:

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Technical Information:

Purity
≥ 95.0 %

P₂O₅
63.0 – 64.5 %

Loss on drying
≤ 0.5 %

pH
3.7 – 5.0

Arsenic
≤ 3 ppm

Lead, as Pb
≤ 1 ppm

Cd
≤ 1 ppm

Hg
≤ 1 ppm

Heavy metal
≤ 10 ppm

Flourines
≤ 10 ppm

Bulk Density
800 – 1,050 g/l

Sieve test through 100 mesh
≥ 95 %

Water insoluble
≤ 0.50 %

ROR
28

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