Water Chestnuts Diced

Water chestnuts diced

Quality inspection
Appearance inspection
Color: High-quality diced water chestnuts should be white or slightly yellowish. If the color is too dark, such as brown or black spots, it may be due to oxidation or microbial contamination during storage. When testing, the diced water chestnuts can be placed on a white background test bench and observed by naked eyes to see if the color is uniform and pure.
Shape and size: The diced water chestnuts should be relatively uniform in size, which is conducive to uniform heating during cooking and consistent taste. The shape should be a regular cube or nearly cube with clear edges and corners. A measuring tool (such as a caliper) can be used to measure the size of a certain number of diced water chestnuts to ensure that they meet the specified size range. Generally speaking, the side length of diced water chestnuts can be set between 0.5 and 1.5 cm according to the specific purpose. At the same time, check whether the diced water chestnuts are broken or incomplete. The breakage rate should be controlled within a certain range, such as not more than 10%.
Texture detection
Hardness: Water chestnut cubes should have appropriate hardness and have a certain elasticity when pressed lightly with fingers. Too hard may mean that the water chestnuts are not fresh enough or improperly handled during processing, resulting in old texture; too soft may mean that the water chestnuts have deteriorated or been damaged during storage. The hardness of water chestnut cubes can be tested by sensory evaluation or using a texture analyzer to ensure that they meet the requirements of freshness and crispness.
Moisture content: The right moisture content is the key to ensuring the crisp taste of water chestnut cubes. If the moisture content is too high, the water chestnut cubes will appear watery and not firm enough; if the moisture content is too low, the water chestnut cubes will become dry and hard. The moisture content is usually tested by drying method or moisture meter. The moisture content of high-quality diced water chestnuts is generally between 70% and 80%.
Microbial detection
Total number of bacteria: According to food safety standards, a certain amount of samples are taken from the water chestnut cubes sample, and the total number of bacteria is tested by plate count method. Generally, the total number of bacteria is required to be no more than 1000 CFU/g (colony forming units/gram) to ensure that the water chestnut cubes are within the safe range for consumption.
Mold and yeast detection: Use the corresponding culture medium (such as Bengal red culture medium) to detect the number of molds and yeasts in water chestnut cubes by culture and counting methods. Under normal circumstances, the number of molds and yeasts in each gram of water chestnut cubes should be controlled below 100 CFU to prevent the water chestnut cubes from becoming moldy and deteriorating due to the growth of microorganisms.
Pathogenic bacteria detection: Focus on detecting common pathogens, such as Salmonella, Staphylococcus aureus and Escherichia coli O157:H7. Use special detection methods and culture media to ensure that these pathogens that may endanger human health are not present in water chestnut cubes. For example, Salmonella detection usually requires multiple steps such as pre-enrichment, selective enrichment and biochemical identification to ensure the accuracy of the test.

Specification of water chestnut

Water chestnut (Eleocharis dulcis (Burm. f.) Trin.) is a plant of the genus Cyperaceae, with slender rhizomes, many culms, clusters, straight, slender, cylindrical, 40-100 cm high and 2-3 in diameter. Mm.

Water chestnuts are mostly planted in paddy fields and grow in wet soil. They have thin skins and juicy skins. They are very easy to lose water and shrink and rot and deteriorate. They are mainly distributed in places with shallow waters such as Jiangsu, Anhui, Zhejiang, Guangdong, Hubei, and Hunan.

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Why choose us

We –Xiamen Sharp Dragon Interentional Trading Co.Ltd- take this opportunity to introduce ourselves as a leading Reliable Exporter of "Chinese Special Food", with high quality, competitive price that are extensively used in China. We use the best quality raw materials to meet the customers' request.we so far have built strong relationships with many local Farmers, Foresters and stable producers in China to ensure high quality, various quantities based on the customers' demand.

We have exported our products to many countries such as USA, Canada, Europe, Turkey, Mexico, Korea, Portugal, India, Bangladesh etc.

FAQ

Where are you located? Is it convenient to visit you?

We are located in XIAMEN . Traffic is very convenient.

Are you manufacturer or trading company?

We are manufacturers and we have our excellent service team all over the world.We offer excellent after-sales service.

How can you guarantee quality?

We are Alibaba Gold Enterprise.We have completed working system and procedures and we follow them very strictly.

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