1 - AS 1764-1975 VEGETABLE PARCHMENT FOR WRAPPING DAIRY PRODUCTS - METRIC UNITS
4 - PREFACE
5 - CONTENTS
6 - 1 SCOPE.
6 - 2 PROCESS OF MANUFACTURE.
6 - 3 SAMPLING AND CONDITIONING OF SAMPLE.
6 - 4 TOLERANCES ON DIMENSIONS.
6 - 4.1 Width of Reels.
6 - 4.2 Length and Width of Sheets.
6 - 5. GRAMMAGE.
7 - 6 BURSTING STRENGTH.
7 - 7 RATIO OF WET AND DRY TENSILE STRENGTHS.
7 - 8 IMPURITIES AND ADDED MATERIALS.
7 - 8.1 General.
7 - 8.2 Metal Impurities.
8 - 8.3 Acidic Materials.
8 - 8.4 Titanium Dioxide.
8 - 8.5 Prohibited Addi tives.
8 - 8.6 Odour.
9 - 9 ACIDITY.
9 - 10 MOISTURE CONTENT.
9 - 11 ASH CONTENT.
9 - 12 WATER-SOLUBLE EXTRACT.
9 - 13 NON-VOLATILE REDUCING MATTER.
9 - 14 GREASE PENETRATION.
10 - APPENDIX A - METHOD FOR THE DETERMINATION OF ARSENIC
10 - A1 SPECIAL APPARATUS.
10 - A1.1 Bottle and Glass Tube.
10 - A1.2 Bungs.
10 - A1.3 Mercuric Chloride Papers*.
10 - A2 REAGENTS AND SOLUTIONS.
11 - A3 STANDARD STAINS.
11 - A4 PROCEDURE.
13 - APPENDIX B - METHOD FOR THE DETERMINATION OF TOTAL COPPER
13 - B1 REAGENTS.
13 - B2 SOLUTIONS.
13 - B3 PROCEDURE.
14 - B4 REFERENCE CURVE.
14 - B5 CALCULATION OF COPPER CONCENTRATION.
15 - APPENDIX C - METHOD FOR THE DETERMINATION OF WATER-SOLUBLE COPPER AND IRON
15 - C1 REAGENTS.
15 - C2 PROCEDURE.
16 - APPENDIX D - METHOD FOR THE DETERMINATION OF TOTAL IRON
16 - D1 REAGENTS.
16 - D2 SOLUTIONS.
16 - D3 PROCEDURE.
16 - D4 REFERENCE CURVE.
16 - D5 CALCULATION OF IRON CONCENTRATION.
17 - APPENDIX E - METHOD FOR THE DETERMINATION OF LEAD
17 - E1 REAGENTS.
17 - E2 PROCEDURE.
18 - APPENDIX F - METHOD FOR THE DETECTION OF BENZOIC AND SALICYLIC ACID
18 - F1 REAGENTS.
18 - F2 PROCEDURE.
19 - APPENDIX G - METHOD FOR THE DETECTION OF BORIC ACID AND BORATES
19 - G1 REAGENTS.
19 - G2 PROCEDURE.
19 - APPENDIX H - METHOD FOR THE DETECTION OF SULPHUR DIOXIDE AND SULPHITES
19 - H1 REAGENTS.
19 - H2 TEST PAPER.
19 - H3 PROCEDURE.
20 - APPENDIX J - METHOD FOR THE DETECTION OF STARCH
20 - J1 REAGENT.
20 - J2 PROCEDURE.
20 - APPENDIX K - METHOD FOR THE DETECTION OF GELATINE
21 - APPENDIX L - METHOD FOR THE DETECTION OF CASEIN
21 - L1 REAGENT.
21 - L2 PROCEDURE.
21 - APPENDIX M - METHOD FOR THE DETECTION OF FORMALDEHYDE
21 - M1 REAGENTS.
21 - M2 PROCEDURE.
22 - APPENDIX N - METHOD FOR THE DETECTION OF GLYCERINE
22 - N1 REAGENTS.
22 - N2 PROCEDURE.
23 - APPENDIX O - METHOD FOR THE DETECTION OF OPTICAL BRIGHTENING AGENTS
23 - O1 REAGENTS AND MATERIALS.
23 - O2 PROCEDURE.
24 - APPENDIX P - METHOD FOR THE DETERMINATION OF ACIDITY
24 - P1 REAGENTS.
24 - P2 PROCEDURE.
24 - P3 EXPRESSION OF RESULT.
25 - APPENDIX Q - METHOD FOR THE DETERMINATION OF TOTAL WATER-SOLUBLE EXTRACT
26 - APPENDIX R - METHOD FOR THE DETERMINATION OF REDUCING MATTER IN WATER-SOLUBLE EXTRACT
26 - R1 REAGENTS.
26 - R2 PROCEDURE.
26 - APPENDIX S - METHOD FOR THE EVALUATION OF GREASE PENETRATION
26 - S1 SOLUTION.
26 - S2 PROCEDURE.