Bulgarian Institute for Standardization
Standards – always a step ahead
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E-mail: info@bds-bg.org
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Projects and standards

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Characterizataion of sludges - Good practice for sludge utilisation in land reclamation

60.60 Standard published

ТК-15 more

Characterisation of waste - Leaching - Compliance test for leaching of granular waste materials and sludges - Part 1: One stage batch test at a liquid to solid ratio of 2 l/kg for materials with high solid content and with particle size below 4 mm (without or with size reduction)

90.93 Standard confirmed

ТК-15 more

Characterisation of waste - Leaching - Compliance test for leaching of granular waste materials and sludges - Part 2: One stage batch test at a liquid to solid ratio of 10 l/kg for materials with particle size below 4 mm (without or with size reduction)

90.93 Standard confirmed

ТК-15 more

Characterisation of waste - Leaching - Compliance test for leaching of granular waste materials and sludges - Part 3: Two stage batch test at a liquid to solid ratio of 2 l/kg and 8 l/kg for materials with high solid content and with particle size below 4 mm (without or with size reduction)

90.93 Standard confirmed

ТК-15 more

Characterisation of waste - Leaching - Compliance test for leaching of granular waste materials and sludges - Part 4: One stage batch test at a liquid to solid ratio of 10 l/kg for materials with particle size below 10 mm (without or with size reduction)

90.93 Standard confirmed

ТК-15 more

Characterization of sludges - Determination of dry residue and water content

90.93 Standard confirmed

ТК-15 more

Characterization of sludges - Determination of Kjeldahl nitrogen

90.93 Standard confirmed

ТК-15 more

Characterization of sludges - Pre-treatment for the determination of extractable ammonia using 2 mol/l potassium chloride

90.93 Standard confirmed

ТК-15 more

Characterization of sludges - Determination of total phosphorus

90.93 Standard confirmed

ТК-15 more

Characterisation of sludges - Filtration properties - Part 1: Capillary suction time (CST)

90.93 Standard confirmed

ТК-15 more

Characterisation of sludges - Filtration properties - Part 2: Determination of the specific resistance to filtration

90.93 Standard confirmed

ТК-15 more

Characterization of sludges - Filtration properties - Part 3: Determination of the compressibility

90.93 Standard confirmed

ТК-15 more

Characterization of sludges - Filtration properties - Part 4: Determination of the drainability of flocculated sludge

60.60 Standard published

ТК-15 more

Characterisation of sludges - Settling properties - Part 1: Determination of settleability (Determination of the proportion of sludge volume and sludge volume index)

90.93 Standard confirmed

ТК-15 more

Characterisation of sludges - Settling properties - Part 2: Determination of thickenability

90.93 Standard confirmed

ТК-15 more

Characterisation of sludges - Settling properties - Part 3: Determination of zone settling velocity (ZSV)

60.60 Standard published

ТК-15 more

Characterization of sludges - Laboratory chemical conditioning procedure

90.93 Standard confirmed

ТК-15 more

Environmental solid matrices - Determination of total dissolved solids (TDS) in water and eluates

60.60 Standard published

ТК-15 more