Customer information for Food Sample Analysis

A.General Information

    1. The samples delivered to the laboratory must have Request form and an associated specification of the sample on which unique identification number for initiating sample tracking.
    2. The request form must include the following items: number of units, sample identification number, requested analyses, and storage conditions.
    3. Samples must consistent with the description on the Request form and specification.
    4. If Request form and its samples received are found to be incomplete, or the sample ID does not match the Request form, the sample is held pending clarification from the customer. The customer will be notified by the Laboratory. If clarification cannot be satisfactorily obtained, the samples are stored temporarily or returned.
    5. If the sample is rejected, the reason for rejection is documented in the Sample Receipt Form and the sample may be returned to the customer with the copy of Sample Receipt Form.
    6. Other information will also be checked and or verified such as:
      1. a.if applicable, presence of seal and seal integrity;
      2. b.storage conditions
      3. c.any records or documentation of the sample are to accompany the sample
    7. The following criteria are for determining the acceptance and rejection of samples:
      1. a.The sample should be submitted in the original, unopened container.
      2. b.If the sample cannot be in original container, subsampling must be in the manner of least contamination and in the sterile container.
      3. c.Kind of food or main ingredient of food should be clearly described.
      4. d.If needed, the specification of the sample must be given to the laboratory (For example, labelling is not in local language or English version, kind of food not mentioned).
      5. e.The amount of sample must be minimum 200 gm for solid sample, 200 ml for liquid food sample and 500 ml for bottled drinking water. (for detail, see Annex)
      6. f.If the physical condition of the sample container (e.g. visible damage, leakage, seals intact) is unacceptable, the customer is notified about that.
      7. g.The sample must be in the proper storage condition.
      8. h.If the storage condition is not good, the sample will only be tested by the special request of the customer.
      9. i.For samples that are perishable or an urgent priority, the customer must notify to the laboratory.
      10. j.Expired samples will be tested only by the special request of the customer.
    8. Samples received not meeting the above criteria are considered for rejection. In special circumstances, they are tested, after discussion and agreement with the customer.

B. Laboratory capacity

  • 1.The customer must contact to the laboratory for the capacity prior to the followings:
    1. a.sending the large number of samples
    2. b.post market surveillance programs
    3. c.requesting new scope of tests
  • 2.The maximum capacity of the Food Microbiology Laboratory is 45 samples per day.
  • 3.The maximum capacity of the Food Chemistry Laboratory is 100 samples per week.

C. Laboratory Analysis and report releasing

  1. Urgently requested sample must be sent to the Laboratory before 12:00 noon.
  2. The samples sent after 12:00 noon will be tested on next day of sample receipt. For Bottled Drinking Water, the samples sent after 4:00 PM will be tested on next day of sample receipt.
  3. The analysis report will be released 14 days (working days) after receipt of samples.

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