Water is a chemical compound that is essential for life on earth. The function of water for life can not be replaced by other compounds. Water can dissolve almost any kind of compound both organic compounds and inorganic compounds, so-called universal solvent. For humans, water plays a role in agriculture, industry and the needs of households such as bathing, washing ...
Read More »Grouping Commodity Agricultural Products
To make it easier to learn, handling, and processing of agricultural commodities and fishery so as to keep a good quality, it would be easier if those commodities are grouped based on certain considerations. 1) Breakdown by sources commodity is obtained (the group of materials of vegetable and animal) In general, agricultural and fishery products can be grouped into large ...
Read More »Composition Testing Water
The degree of acidity (pH), temperature / temperature, dissolved solids and suspended solids, color and Ammonia (NH3) Tool (1) pH meter (2) glass measuring 50 ml (3) Rod stirrer (4) Funnel glass (5) Balance analytical (6) glass measuring 100 mL (7) Penjempit test tube (8) Pipette drops (9) Funnels volume pipette 5 ml (10) Thermometers (11) The gas stove (12) ...
Read More »Testing Acidity In Water
Equipment: (1) pH meter that has a pH range of 0-14 with a precision of 0.01 and has been calibrated at the time of use. (2) Buret 25 mL or other titration apparatus with a clear scale. (3) flask of 100 and 1000 ml. (4) glass measuring 100 mL. (5) Pipette size of 10 mL. (6) Erlenmeyer flask 50 and ...
Read More »Results Physiological Characteristics of Food
Non-perishable (durable): Represents the agricultural products which have undergone treatment process preservation and processing. – The process of blanching, which is then followed by the brining freezing or sterilization process. – Salting process. – The fermentation process instance sauerkraut, pickles dll.- radiation process. – Chemical preservation process. – The process of curing. – The process of canning with sugar (sweets). ...
Read More »Bakteri Indikator Sanitasi
Dalam bidang mikrobiologi pangan, dikenal istilah bakteri indikator sanitasi. Bakteri indikator sanitasi adalah bakteri yang keberadaannya dalam pangan menunjukkan bahwa air atau makanan tersebut pernah tercemar oleh kotoran manusia. Pada umumnya bakteri tersebut lazim terdapat dan hidup pada usus manusia. Ada tiga jenis bakteri indikator sanitasi yaitu Escherichia coli, kelompok Streptococcus (Enterococcus) fekal dan Clostridium perfringens. Bakteri yang paling banyak ...
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