Tanzania Bureau of Standards (TBS)

Draft Standards for Public Comments

• Fertilizers — Extraction of water-soluble phosphorus
• Liming material — Determination of neutralizing value— Titrimetric methods
• Fertilizers and liming materials — Sampling and sample preparation — Part 3: Sampling of static heaps
• Determination of total sulfur in fertilizers by high temperature combustion
• Carbonate liming materials — Determination of reactivity — Automatic titration method with citric acid
• Fertilizers and soil conditioners — Mineral soil amendments — Determination of total calcium and magnesium content
• Fertilizers, soil conditioners and beneficial substances — Determination of EDTA soluble phosphorus content in inorganic fertilizers
• Fertilizers and soil conditioners — Determination of monosilicic acid concentrations in nonliquid fertilizer materials
• LETTER TO STAKEHOLDERS- ELECTROTECHNICAL STANDARDS MARCH 2022
• COMMENT FORM FOR ELECTROTECHNICAL STANDARDS
• Solar heating-Domestic water heating systems-Part 1: Performance rating procedure using indoor test methods.
• Hand-held motor-operated electric tools - Safety - Part 1: General requirements
• Hand-held motor-operated electric tools - Safety - Part 2-1: Particular requirements for drills and impact drills
• Hand-held motor-operated electric tools - Safety - Part 2-3: Particular requirements for grinders, polishers and disk-type sanders