THE STANDARDS (DECLARATION OF STANDARDS) NOTICE, 2022

1. This Notice may be cited as the Standards (Declaration of Standards) Notice, 2022. Prescription of Standards

2. The Standards specified in the Schedule to this Notice are hereby declared to be Voluntary Standards for each commodity specified thereunder. __________ SCHEDULE ___________ S/N Standard Number Tittle Category

1. TZS 3292:2022/SADC HT 109:2021 Quality and Performance Standard for Lighting Products Voluntary

5. TZS 3298:2022/ISO 4787:2021 - Method of Laboratory glassware - Thermal shock and thermal shock endurance - Test methods. Glass - Resistance to attack by a boiling aqueous solution of mixed alkali test and classification. Glass - Hydrolytic resistance of glass grains at 98 °C - Method of test and classification. Laboratory glass and plastic ware - Volumetric instruments - Methods for testing of capacity and for use. Voluntary Voluntary Voluntary Voluntary 1 GN. NO. 3 (Contd) Standards (Declaration of Standards) S/N Standard Number Tittle Category

17. TZS 3318:2022/ISO 19258:2018 Glass - Resistance to attack by hydrochloric acid at 100 °C - Flame emission or flame atomic absorption spectrometric method. Refractories - Test methods for thermal shock resistance Refractory products - Determination of thermal expansion. materials Refractory - Determination of abrasion resistance at elevated temperature. Methods of test for dense shaped refractory products - Determination of resistance to abrasion at ambient temperature. Geotechnical and testing - Laboratory testing of soil - Part 7: Unconfined compression test investigation 8: investigation investigation investigation 9: Consolidated and Geotechnical testing - Laboratory testing of soil - Part Unconsolidated undrainedtriaxial test and Geotechnical testing - Laboratory testing of soil - Part triaxial compression tests on water saturated soils and Geotechnical testing - Testing of geotechnical structures -Part 4: Testing of piles: dynamic load testing Geotechnical and testing -Testing of geotechnical structures - Part 1: Testing of piles: static compression load testing Soil quality- Use of extracts for the assessment of bioavailability of trace elements in soils. Soil quality - Guidance on the determination of background values. investigation Voluntary Voluntary Voluntary Voluntary Voluntary Voluntary Voluntary Voluntary Voluntary Voluntary Voluntary Voluntary

18. TZS 3319:2022/ISO 18504:2017 quality Soil remediation - Sustainable Voluntary 2 GN. NO. 3 (Contd) Standards (Declaration of Standards) S/N Standard Number Tittle Category

22. TZS 938 :2022/ISO 1757:1996 Soil quality - Assessment of human exposure from ingestion of soil and soil material - Procedure for the the human bio estimation of accessibility of metals in soil Soil quality - Characterization of soil with respect to human exposure. /bioavailability Voluntary Voluntary soil Soil quality - Assessment of impact contaminated with from petroleum hydrocarbons Personal photographic dosemeters Voluntary Voluntary Dodoma, 29th December, 2022 ASHATU K. KIJAJI Minister for Investment, Industry and Trade 3