نتایج جستجو برای: titrable acidity
تعداد نتایج: 10008 فیلتر نتایج به سال:
Background and Objectives: By increasing consumer demands for food products with no chemical preservatives, use of natural preservatives such as herbs with antioxidant and antimicrobial characteristics as well as effects on physicochemical and sensory characteristics of the products is increasing in food industries. Therefore, the objective of this study was to investigate effects of Echinophor...
effect of calcium chloride on tomato quality and shelf life of petoearly ch, koral and rio grand tomato cultivars were studied at the agricultural and natural resources research center of west azerbaijan, iran over 2002-2003. a calcium chloride solution in 0,0.5% and 1% concentrations was sprayed on the tomatoes three times. the fruit was harvested at the mature green stage and stored in cold s...
This study aims to determine the effect of fermentation time on microbiological (total lactic acid bacteria), chemistry (pH, total titrated acid) and organoleptic (color, aroma, flavor) qualities product starfruit (Averrhoa carambola L.) probiotic juice drink cultured by L. plantarum B1765. B1765 had been studied has potency as probiotics candidate. The used is 0, 6, 18, 24 hours. Total bacteri...
application of edible coating as a way of prolonging the shelf-life of perishable fruits and vegetables is promising. two plum cultivars (stanley and giant) were treated with 1% chitosan and then stored at 0-1oc and relative humidity of 90±5% for 40 days. changes in weight loss, respiration rate, fruit firmness, soluble solid content, titrable acidity, ph, ascorbic acid as well as decay rate we...
Kinnow (Citrus nobilis × Citrus deliciosa L.) is a widely grown Citrus species known for its high quality fruit juice with good storage life. The present investigation is concerned with the enhancement of shelf-life of Kinnow fruit juice through refrigeration storage and addition of preservatives. Fruit juice was prepared from fruits harvested at complete physiological maturity and potassium me...
This study evaluated the physicochemical, nutritional, antioxidant, and phenolic properties of ten honey samples from the Sundarbans mangrove forest, Bangladesh. The average pH, electrical conductivity, total dissolved solid, ash, moisture, hydroxymethyl furfural, titrable acidity, and absorbance were 4.3, 0.38 mS/cm, 187.5 ppm, 0.14%, 17.88%, 4.4 mg/kg, 37.7 meq/kg, and 483 mAU, respectively. ...
The aim of this study was to produce synbiotic yogurt using different inulin levels (0, 1 and 2%) and probiotic bacteria. Inulin in two forms commercial and extracted from artichoke root was prepared, and chemical and sensory evaluation were performed. The results of inulin analysis showed that pH, dry matter, degree of polymerization, purity, appearance and taste for the inulin extracted f...
Background: Saccharomyces cerevisiae is one of the important yeast found to be superior in fermentation technology. Methods: The present study was undertaken periodical changes TSS, pH, acidity and alcohol content during process wine preparation from coconut water. With different TSS levels (7, 9, 11 13°Brix) adjusted with sugar 9°Brix optimized level. Result: constantly reduced until complete....
The production of original Bulgarian yoghurt, as well as, the yoghurt produced elsewhere in the world are a result of milk fermentation by selected strains of Lactobacillus delbruecki subsp. bulgaricus and Strepococcus salivarius subsp. thermophilus. According to Krueder et al [4] the milk acidification by lactic acid bacteria to pH values around 4.8 is due predominantly to thermophilic cocci. ...
Some physical properties and chemical compositions of two cultivars (Semsouri and Shahabadi) of cantaloupe studied during four different stages of maturity from fruit set to completely ripe. The physical properties investigated were the geometric mean diameter (GMD), specific gravity (SG), mean firmness (MF), rind, seed (%) and flesh (%). The chemical compositions were Brix, Titrable Acidity (T...
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