On receipt of sample in the Sample Room, checks
are made to ascertain the genuinity of the sample.
The acceptability of the sample depends on the
i) The details in the Test Request/forwarding
letter match with the sample (s) deposited/forwarded
and seals, if any, indicated in the forwarding
letter/Test Requested tally with the seals on
the sample i.e. punch mark or tag with wax seal.
ii) The seals are intact.
iii) The quantity/size/weight, etc. are adequate.
iv) The size, range, capacity, etc of the sample
suits the test/calibration facilities available.
v) No directive/specific order from the concerned
Laboratory Incharge regarding non acceptance of
any particular type of sample.
vi) No sign of any damage/deterioration of the
sample that may have occurred during transit.
vii) Testing fees are to be paid in advance by DD/P.O/Cheque (details as mentioned under "Dealing with Customers")
acceptance of the sample :
On acceptance of the sample the following actions
are taken by the Sample Room :
i) Acknowledgement of receipt of sample(s) is
issued to the customer/firm.
ii) Probable Date of Completion (PDC) is given.
iii) Service Request Format (SRF) is generated which contains the details of the testing and PDC
iv) Laboratory takes up the the testing process after receiving test fees.
v)Test Certificates are uploadedin the website of NTH which can be viewed by the customer using the unique code issued on demand.
vi) Test Certificates are generally sent under a covering letter addressing the firm/customer and the is sent by Registered Post or to hand over to the representative of the concerned firm against a valid authorisation letter. Similar procedure are followed in case of Calibration also
Protection of test/calibration items :
Samples received either in Sample Room or Testing
Sections are stored with adequate precautions
for protecting them from any kind of damage till
the samples are taken out for testing.
Disposal of samples/remnants of the sample
after completion of Test/Calibration :
i) The remnants of the samples undergone destructive
test are generally stored after issuance of TC,
either in the laboratory or at an identified place
for disposing them off through auction as per
Center Government rules.
ii) In those cases where
taking back of samples/remnants of samples are
indicated in the Test Request/forwarding letter,
the concerned customer/firm is requested through letter
to collect the same within a stipulated period
of time on production of a valid authorization
iii) The tested samples not collected by the customer
or firm within the given time period are also
Confidentiality & Security :
The Test Reports are always treated as confidential
documents. These reports are issued to the Departments/firms/
customers by registered post. In exceptional cases
the reports are handed over to the authorised
persons on production of valid authorization letter.
No unauthorised person has any access to the report
before and after issuance of the TC.