SAMPLING OF PACKING MATERIALS SOP

1.0. PURPOSE:
To provide a procedure for sampling of packing material.
2.0. SCOPE:
Applicable to all Packing material.
3.0. RESPONSIBILITY:
Quality control Chemist
4.0. ACCOUNTABILITY:
Quality Control-Manager
5.0 DEFINITION:
Sampling: It is a process of collecting the materials so that the collection shall represent the whole batch of the consignment.
Consignment: It is a supply of a material of particular batch intended to be used in different department.
Lot: A defined quantity of material made by a specified process cycle having uniform quality.
6.0. PROCEDURE:
6.1. Sampling personnel
Sampling shall be carried out by trained personnel who are observant and meticulous.
6.2.SAMPLING PLAN:
6.2.1. All the packages shall be sampled if the lot contains not more than five
Containers / packets. If the lot contains 5 to 24 packages, 5 packages shall be
sampled. If the lot contains 25 and above packages Ön+1 containers shall be
sampled where 'n' is the total number of package in the consignment
6.2.2. A two-stage sampling plan shall be followed. The quantities of units to be
drawn from the number of packages selected in Step 6.2 are detailed in step 6.3 At
the first stage of sampling a sufficiently large quantity shall be removed in order to
carryout a visual examination of all the units sampled.
Defects as detailed in step 6.3. shall be looked for.
6.2.3. If these defects appear to be excessive the matter shall be reported to the
Senior Quality Assurance Manager, who shall decide whether or not sampling at the
second stage shall be done. The quantities drawn at stage 1 shall be added back to
the lot, if the results of visual observation are satisfactory.
It should be in accordance to the type of Packing Material .
6.2.4. On receipt of TRF from stores ,QC Chemist shall makes the entry in Packing Material inward register and arranges for sampling.
6.2.5. QC Chemist checks the consignment by comparing the details of TRF with status board prepared by stores.
6.3. Depending on the type of the material, the sampling is carried out as follows
6.3.1. Quantity of sample to be drawn :
6.3.1.1. Outer Cartons
About 4 to 5 bundles shall be drawn from each package selected in step 6.2,
and observed for,
a)Code No.
b)Pasting.
c)Cutting and Creasing
d)Self-lock bottom pasting.
e)Ghost image.
f)Colour variation.
g)Missing copy matter etc.
h)Mix-up with the cartons of another product/s.
Cartons shall be drawn from all the selected packages for complete analysis.
6.3.1.2. Label :
4 to 5 bundles shall be drawn at random from each package selected in step 6.2 and observed for
a)Code No.
b)Ghost image
c)Colour variation
d) Missing copy matter
e) Label cutting etc.
f) Mix-up with the labels of another product/s
About 10 Labels shall be drawn at random from all selected packages and subjected to complete analysis.
6.3.1.3 Catch-Covers :
About 4 to 5 bundles shall be drawn at random from each package selected in step 6.2 and observed for
a) Code No.
b. Ghost image
c. Colour variation
d. Missing copy matter
e. Pasting of pouches etc.
f. Mix-up with the catch-covers of another product/s
10 catch-covers shall be drawn at random from all the selected packages and subjected to complete analysis.
6.3.1.4. Master Cartons, Outer Boxes :
10 numbers shall be drawn from the number selected as per step 6.2 at random, and observed for
a. Code No.
b. Variations in dimensi
c. Cutting
d. Creasing and pasting
e. Number of ply
f. Rupture of material when the flap is bent back by 180o C
One sample shall be drawn and subjected to complete analysis
6.3.1.5. Plates and Partitions :
10 numbers shall be drawn from the number selected as per step 6.2 at random and observed for,
a. Variations in dimensions
b. Proper fixing of cells in partitions
c. One number shall be drawn at random from all the selected packages and subjected to complete analysis.
6.3.1.6. Blister Foil :
About 10 to 15 meters of foil shall be drawn from each package selected in step 6.2 and observed for,
a. Clarity of printing and peel test in case of printed foil.
b. Pin holes.
c. Continuation of coating on the sealing side of the foil
d. Winding of reels, variation in the foil width, copy matter shifting etc.,
e.Reel outer diameter and inner core diameter
6.3.1.7. Strip Foil :
About 10 to 15 meters of foil shall be drawn from package selected in step 6.2 and observed for
a. Code No.
b. Clarity, missing of printing and peel test in case of printed foil.
c. Pin holes
d. Continuity of polythene laminate.
e. Winding of reels, variation in the foil width, shifting of the copy matter.
f. Reel outer diameter and inner core diameter.
About one foot shall be drawn from all the selected packages and subjected to complete analysis
6.3.1.8. P.V.C. Film :
About 10 to 15 meters of PVC film shall be drawn
from each package selected in step 6.2 and observed for
a. Pin holes
b. Uniformity of Thickness
c. Winding of reels, variation in the film width etc.
d. Reel outer diameter and inner core diameter.
About one foot shall be drawn from all the selected packages and
subjected to complete analysis.
6.3.1.9. Glass Bottles :
All the selected number of packages as per step 5.2 shall be opened and observed for
a. Molding defects
b. Air bubbles, seeds, and foreign matters.
c. About 10 bottles shall be drawn at random from all the selected packages for complete analysis.
6.3.1.10. Plastic Containers :
5 numbers shall be drawn from each package selected in step 6.2 and observed for.
a. Molding defects
b. Foreign matters
5 containers shall be drawn at random from all the selected packages for complete analysis.
6.3.1.11. Metal Containers :
5 numbers shall be drawn from each package selected in step 6.2 and
observed for
a. Proper sealing
b. Proper diaphragm
c. Proper closing of lids
5 containers shall be drawn at random from all the selected packages
for complete analysis
6.3.1.12.
Labeling Paste:
About 100-g shall be drawn from the number selected as per step 6.2 and observed for
a. Foreign matters
6.3.1.13. Bopp Tapes :
Tapes shall be drawn at random from each package selected in step 6.2 and observed for
a. Winding of roll
b. Outer dia. of roll and inner core dia
5 rolls shall be drawn and subjected to complete analysis.
6.3.1.14. Heat Sealing Straps :
About 15 to 20 meters of straps shall be drawn from each package selected in step 5.2 and observed for
a. Clarity of printing
About 10 meters shall be drawn from all the selected packages
and subjected to complete analysis.
6.3.1.15. P. O. P. P. Caps :
10 numbers of caps shall be drawn from each package selected in step 6.2 and observed for
a.Mottling of printing and discolouration
b. Uneven cutting or tool marks
c. Foreign matters
d. Proper decoration / Embossing
About 10 numbers at random shall be drawn from all the selected packages and subject for complete analysis.
6.3.1.16. Aluminum Collapsible Tubes :
10 numbers of tubes shall be drawn from each package selected in
step 6.2 and observed for
a. Code No.
b. Sharpness, Ghost images and missing prints
c. Colour shade variation
d. Tight fitting of the cap
e. Free from dusts and foreign particles.
f. Mix-up with the tubes of another product/s.
About 10 numbers at random shall be drawn from all the selected packages and subjected to complete analysis
6.4. Sampling Procedure:
6.4.1. Details shall be verified from the packages against the details given in
the Test Request Form for
a. Name of the material.
b. G. I. Number.
c. Name of the supplier.
d. Quantity stated on the Label.
e. Quantity received.
f.Total number of packages.
6.4.2. General condition of the package shall be checked.
6.4.3. Required number of samples shall be drawn as per the sampling plan. Th sample drawn at first stage shall be subjected to visual examination and the observations recorded on the respective results of Analysis Sheet. At the second stage sample shall be drawn for complete analysis.
6.4.4. Sufficient no. of "UNDER TEST" labels shall be affixed on all the containers of the bottom most row of Packing Material supplies. Sampled seal shall be affixed on the 'Under Test' labels signifying that the lot is sampled. In addition, depending on the number of packages supplied, a hand-written Status Board shall be attached on the Pallet of the material. The Status Board shall also indicate the total number of packages in the consignment
6.5. Sampling Precautions
6.5.1. Packages shall be resealed immediately after sampling
6.5.2. Mix-up of lots shall be avoided during sampling.
7.0. REFERENCES:
Nil
8.0. ENCLOSURES:
Test Request Form
Under Test Label Format
Status Board
9.0. ABBREVIATIONS:
TRF: Indicates Test Request Form.
PM Inward Register: Indicates Raw Material Inward Register
A.R.No: Indicates Analytical Reference No