Starch

CAS Number
9005-25-8
EC Number
232-679-6

What is Starch?

Starch (CAS 9005-25-8), also known as amylum, is a plant-derived polysaccharide sourced from corn, wheat, potato, tapioca, and arrowroot.

Where is Starch used?

  • Food production: thickener, binder and film-former in sauces, soups and dairy desserts
  • Baked goods and confectionery
  • Paper and board: surface sizing agent and internal binder improving sheet strength, printability and coating adhesion
  • Textiles: warp yarn sizing that increases thread strength and reduces breakage during weaving
  • Construction: binder and water-retention agent in tile adhesives and joint compounds
  • It is also essential for gypsum-based dry-mix formulations.

Commercial specifications

  • Native and modified forms, including pregelatinized, oxidized, cross-linked and hydroxypropylated variants
  • Source-specific options such as corn, potato, wheat and tapioca
  • Packaging in bags and bulk, with non-GMO and organic-certified options

Other Names (Synonyms)

amylum|starches|Arrowroot starch|W-Gum|Maranta|Corn Starch|Maize Starch|Corn Flour

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What are the physical properties of Starch?

Melting Point 132.29 °C
Density 0.119 g/cm³ (solid)
Appearance white powder
Color White
Odor Odorless
Form Solution
Water Solubility H2O: 20mg/mL, clear, colorless
Refractive Index 1.50
pH 4-7 (100g/l, H2O, 25℃)(slurry)

Which trade and regulatory codes apply to Starch?

HS Code 11081100
Storage Class 11 - Combustible Solids
WGK (Germany) 1
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