Biosorp Technology/PAU Building 6th Floor/ Institut Teknologi Bandung/+6281313938850

Bandung, 1 September 2014

Nomor : 01/BAST-BT-MANDIRI/IX/2014

Perihal : Berita Acara Serah Terima

Lampiran : 1 (satu) Lembar

Kepada YTH

Bapak Nixon LP Napitupulu

Corporate Secretary

PT Bank Mandiri (Persero), Tbk

Plaza Mandiri 21th Floor

Jalan Jendral Gatot Subroto Kav.36 38 Jakarta 12190

Dengan Hormat,

Berdasarkan Nota Kesepakatan Hibah Modal Proyek Nomor : FST.CSC/CSR.038/2013

tanggal 15 Juli 2013 antara PT Bank Mandiri (Persero), Tbk dengan Tim Ganesha Clean

Water a/n Andini Warih Wedaringtyas Pemenang Pertama Mandiri Young Technopreneur

2012 kategori Air. Terkait telah diselesaikannya pekerjaan pada Tahap I dengan hasil

Prototype Biosorp Technology yang telah mendapatkan rekomendasi oleh kedua Mentor,

kami mengajukan Berita Acara Serah Terima Pekerjaan.

Atas perhatian Bapak, kami mengucapkan Terima Kasih

Hormat kami,

Andini Warih Wedaringtyas

Tim Ganesha Clean Water

Biosorp Technology/PAU Building 6th Floor/ Institut Teknologi Bandung/+6281313938850

BERITA ACARA SERAH TERIMA PEKERJAAN

TAHAP I MANDIRI YOUNG TECHNOPRENEUR 2012

PEMENANG I KATEGORI AIR

Pada hari ini Senin tanggal 1 (satu) bulan September tahun 2014, bertempat di PLAZA

MANDIRI Lantai 21, Jalan Jendral Gatot Subroto Kav.36 38 Jakarta, telah diserah

terimakan spesifikasi prototype Biosorp Technology (terlampir) sebagai hasil akhir

pekerjaan Tahap I Hibah Modal Proyek Pemenang Mandiri Young Technopreneur 2012

Kategori Air.

Pihak I Pihak II

Bapak Nixon LP Napitupulu Andini Warih Wedaringtyas

Corporate Secretary Project Manager

PT Bank Mandiri (Persero), Tbk Ganesha Clean Water

Dengan telah ditandatanginya Berita Acara Serah Terima Pekerjaan ini maka sesuai Nota

Kesepakatan Hibah Modal Proyek Nomor : FST.CSC/CSR.038/2013 tanggal 15 Juli 2013

selanjutnya dinyatakan bahwa Pihak II (Kedua) telah menyelesaikan kewajiban pekerjaan

Tahap I yaitu penyempurnaan produk Biosorp Technology untuk penyediaan air bersih.

Demikian Berita Acara Serah Terima Pekerjaan ini dibuat.

Jakarta, 1 September 2014

Pihak I Pihak II

Bapak Nixon LP Napitupulu Andini Warih Wedaringtyas

Corporate Secretary Project Manager

PT Bank Mandiri (Persero), Tbk Ganesha Clean Water

Biosorp Technology/PAU Building 6th Floor/ Institut Teknologi Bandung/+6281313938850

Product Data Sheet

BIOSORP-TECH 2.0 Alginate Based Media

A biosorbent for removal Iron (Fe), Manganese (Mn), Nickel (Ni) and Zinc (Zn) and other metals

Typical Physical,

Chemical and

Biological

Properties

Product Type granulated /beads

Particle Size Range mm 1

Mass (each beads) g 0,17

Sodium Alginate content % 45

Specific Surface Area m2/g 458,82

Microorganism specified Bacillus subtilis sp 1

Saccharomyces cerevisiae sp 1

Microorganism content % 55

Typical

Properties and

Applications

BIOSORP-TECH 2.0 Alginate based media is an easy to use granular beads with strong affinity for Iron (Fe), Manganese (Mn), Nickel (Ni), Zinc (Zn) and other metals. This distinct biosorbent is designed for regenerative applications. The inherently high adsorptive capacity based bio chemical technology has been formulated into a mechanically stable granulation suitable for use in a broad range of potable water applications.

Recommended

Operating

Conditions

Flow Direction High Flow

Minimum Bed Depth 10 cm

Service Rate 100 mL/s or 0,36 m3/hour

Minimum Volume 1,7 dm3

Minimum Mass 1,18 kg

% Removal Metal 70%

Qmaks 5gr/kg

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09/2014 Rev.0 Page 1 of 7

Biosorp Technology/PAU Building 6th Floor/ Institut Teknologi Bandung/+6281313938850

Figure 1 Comparative Result of Iron (Fe) Removal

Figure 2 Comparative Result of Manganese (Mn) Removal

Figure 3 Comparative Result of Zinc (Zn) Removal

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09/2014 Rev.0

Biosorp Technology/PAU Building 6th Floor/ Institut Teknologi Bandung/+6281313938850

Figure 4 Metal Absorption Comparative Result using BIOSORP-TECH 2.0

Figure 5 Langmuir-Isoterm Curve of Nickel (Ni) Absorption using BIOSORP-TECH 2.0

Figure 6 Langmuir-Isoterm Curve of Manganese (Mn) Absorption using BIOSORP-TECH 2.0

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09/2014 Rev.0

Biosorp Technology/PAU Building 6th Floor/ Institut Teknologi Bandung/+6281313938850

Figure 7 Langmuir-Isoterm Curve of Iron (Fe) Absorption using BIOSORP-TECH 2.0

Figure 8 Langmuir-Isoterm equation of Nickel (Ni) Absorption using BIOSORP-TECH 2.0

Figure 9 Langmuir-Isoterm equation of Manganese (Mn) Absorption using BIOSORP-TECH 2.0

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09/2014 Rev.0

Biosorp Technology/PAU Building 6th Floor/ Institut Teknologi Bandung/+6281313938850

Figure 10 Langmuir-Isoterm equation of Iron (Fe) Absorption using BIOSORP-TECH 2.0

Figure 11 Iron (Fe) Absorption using BIOSORP-TECH 2.0 on variation of flowrate

Figure 12 Manganese (Mn) Absorption using BIOSORP-TECH 2.0 on variation of flowrate

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09/2014 Rev.0

Biosorp Technology/PAU Building 6th Floor/ Institut Teknologi Bandung/+6281313938850

Figure 13 Zinc (Zn) Absorption using BIOSORP-TECH 2.0 on variation of flowrate

Figure 14 copper (Cu) Absorption using BIOSORP-TECH 2.0 on variation of flowrate

Figure 15 Removal Percentage of Metal Absorption using BIOSORP-TECH 2.0 on variation of flowrate

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09/2014 Rev.0

Biosorp Technology/PAU Building 6th Floor/ Institut Teknologi Bandung/+6281313938850

Figure 16 Desorption of Metal Absorption using BIOSORP-TECH 2.0

Handling

Precaution

Before using this product, consult the Material Safety Data Sheet (MSDS)/Safety Data Sheet (SDS) for details on product hazards, recommended handling precautions and product storage

Storage

Store products in tightly closed original containers at temperatures recommended on the product label.

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09/2014 Rev.0