Overview
Common wheat starch is a polysaccharide derived from the endosperm of wheat kernels (Triticum aestivum). It is produced through wet milling, which separates starch from gluten and other components. As a cost-effective alternative to corn or potato starch, it plays a vital role in multiple industries due to its functional properties like viscosity control and water retention. In the food sector, it is prized for its neutral taste and clarity in solutions. Industrial grades are often modified to enhance performance in non-food applications such as paper coating or textile warp sizing.
Physical and Chemical Properties
Wheat starch consists of amylose (25–30%) and amylopectin (70–75%), which determine its gelatinization behavior. It swells in hot water (60–75°C) to form a translucent paste, with viscosity peaking at around 95°C. The granules are typically 2–40 μm in size, smaller than corn starch, contributing to smoother textures. Its chemical stability is moderate, with susceptibility to enzymatic degradation (e.g., α-amylase). Unlike some starches, wheat starch exhibits low syneresis (water separation), making it suitable for frozen foods. The pH stability ranges from 4.0 to 7.0 for most applications.
Main Applications
In food production, wheat starch acts as a thickener in soups, sauces, and bakery fillings, and as a binder in processed meats. Its ability to form clear gels is exploited in confectionery like gummy candies. The paper industry uses it for surface sizing to improve printability and strength. Textile manufacturers apply it as a sizing agent to strengthen yarns before weaving. Pharmaceutical tablets utilize wheat starch as a disintegrant. Recent innovations include biodegradable packaging materials and adhesives for corrugated boards, leveraging its renewable nature.
Safety and Storage
Wheat starch is non-toxic and compliant with FDA GRAS standards. However, airborne dust poses inhalation risks; workplaces should enforce dust control measures. Storage requires protection from humidity to prevent caking or microbial growth. Bulk shipments are typically packed in 25-kg multi-layer paper bags or 1-ton supersacks with polyethylene liners. For extended shelf life (up to 2 years), maintain temperatures below 25°C and relative humidity under 65%. Avoid contamination with oxidizing agents, which may degrade starch chains. Fire hazards are minimal, but finely dispersed powder can ignite under intense heat.
B2B Procurement Guide
Buyers should verify certifications like ISO 22000 for food-grade starch or ISO 9001 for industrial grades. Key specifications include: moisture content (≤14%), protein residue (≤0.5%), and ash content (≤0.3%). Modified variants (e.g., pre-gelatinized or cross-linked) command premium prices. Suppliers in China (main production hub) often offer FOB prices at $500–1,200/ton for 20-foot container quantities. Consider incoterms and lead times (typically 2–4 weeks). Sample testing for paste viscosity and whiteness (Minolta L* ≥92) is recommended. Sustainable sourcing options include non-GMO and organic wheat starch, priced 15–30% higher.
Related Manufacturers
- 主营：氧化镁、分析试剂、彩釉调料、小麦淀粉、甘油缩甲醛、山楂提取物
- 主营：速溶硅酸钠、氯化钾、脱硝剂、小麦淀粉、融雪剂、生化黄腐酸钾、过磷酸钙、糖蜜粉、山梨糖醇液、糖蜜、木质素磺酸钙、果葡糖浆、麦芽糖浆、EM菌粉、氯化钙、葡萄糖、红糖、麦芽糊精、腐殖酸钠、过硫酸氢钾、高效减水剂、硫酸钾、矿源黄腐酸钾、防冻液、防冻粉
- 主营：全氟三丁胺、木质素、吉氏色素
- 主营：氢氧化钠、氢氧化钾、硬脂酸钙、十四酸、柠檬酸、聚合氯化铝、亚硝酸钠、保险粉、硫酸镍、硬脂酸锌、硫酸铜、碳酸锂、葡萄糖、焦磷酸钾、草酸、七钼酸铵、雕白粉、钼酸钠、二氯甲烷、冰醋酸、活性炭、水杨酸、磷酸、丙三醇
- 主营：植提专用酶、防腐剂系列、增稠剂系列、酶制剂、甜味剂、增稠剂、苦味剂、凉味剂、抗氧化剂、增味剂、烟熏液、营养强化剂、维生素、酸味调节剂、生物肽系列、稳定剂、提取物、氨基酸系列、保持剂、乳化剂、小分子肽、抗结剂
- 主营：10ul吸头、巴氏吸管、离心管、透析袋、琼脂糖、国产试剂
- 主营：麦芽糖浆、果葡糖浆、山梨糖醇、渠风小麦淀粉、麦芽糊精、葡萄糖、黄腐酸钾、硫酸铵、石灰氮
- 主营：小麦淀粉加工机、红薯淀粉加工设备
- 主营：丙二醇、聚乙烯醇、巴斯夫进口泊洛沙姆188、泊洛沙姆407、聚氧乙烯氢化蓖麻油、np700、甘油、乳糖、hs15、二甲基亚砜、聚维酮、凡士林、枸橼酸、磷酸二氢钠、高岭土、海藻糖、滑石粉、黄原胶、聚山梨酯、卡波姆、壳聚糖、明胶、三氯蔗糖、蓖麻油、酒石酸
- 主营：PLA、PBAT、降解塑料、生物降解塑料、全降解塑料、PLA塑料、PBAT塑料、PP降解材料、ABS降解材料、PET降解材料、PP秸秆料、ABS秸秆料、PP改性料、ABS改性料、可降解塑料、植物纤维改性PP、植物纤维改性ABS、植物纤维改性PET、钛白粉
- 主营：透析袋、移液器、SIGMA、赛默飞、爱思进、康宁、离心管、巴氏吸管、保存管、封板膜、细胞爬片、滤器、ELISA试剂盒
- 主营：低酰基、海藻糖、高酰基、乳化剂、防腐剂、酒石酸、酪蛋白、氨基酸、生物素、添加剂、纤维素、增稠剂、苹果酸、甜味剂、水果酸、木糖醇、维生素c、维生素d3、维生素b5、维生素b7、维生素k1、粉化妆品、胶化淀粉、谷氨酰胺、饮料烘焙
- 主营：透析袋、移液器、SIGMA、赛默飞、爱思进、吸头/枪头、离心管、巴氏吸管、保存管、封板膜、细胞爬片、滤器、ELISA试剂盒
- 主营：通用塑料、工程塑料、雾面剂、耐磨tpu、HDPE、LDPE、PC、ABS、CA、聚丙烯、PA6、PA66、PET、POM、小麦秸秆、咖啡渣、EVA、合金塑料、弹性体、降解塑料、POE、PP、MLLDPE、茂金属塑料、聚乙烯
- 主营：硫酸烟酰苯胺、TS-1钛硅分子筛、2-氯丙酰氯、小麦淀粉、甲基磺酸铋、异硬脂酸、油酸咪唑啉、苯基膦酸、单宁酸、抗氧剂、中间体、离子液体