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Bayu Chondro Purnomo

Poltekkes Kemenkes Semarang Jurusan Kesehatan Lingkungan

Author-ID : 3065760

Environmental Science Health Professions Public Health

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DESKRIPSI KUALITAS DAN KUANTITAS LIMBAH CAIR USAHA LAUNDRY DI KELURAHAN SUMAMPIR KECAMATAN PURWOKERTO UTARA KABUPATEN BANYUMAS TAHUN 2018 Adninda Huda Nisa; Mela Firdaust; Bayu Chondro Purnomo
Buletin Keslingmas Vol 38, No 2 (2019): BULETIN KESLINGMAS VOL 38 NO 2 TAHUN 2019
Publisher : Poltekkes Kemenkes Semarang

Background The development of laundry business in the increasingly rapid in Sumampir village make the aquatic environment in the region to be foamy and overgrown with microalgae. Research purposes to describe and to know the quality and quantity of waste water of laundry in Sumampir Village. Type of research, descriptive research. The subjects 9 laundry business, parameters measured are phosphate content of waste water, detergent type, detergent composition, detergent dosage, volume of waste water, frequency of waste water disposal and waste water management from laundry business.The results 89% of laundry business with average phospate 0,76 mg/L (content appropriate) and 11% laundry business with phosphate level of 5.84 mg/L (did not appropriate), 67% of the laundry business used liquid detergent, soft and matic top load type and 33% of respondents used powder detergent, hard and matic front load, 44% of respondents did not use detergents according to the type of washing machine. Detergent composition used by laundry business that is 25% Total Surfactant, Antibacterial Agent, Sodium Alkyl Benzene Sulfonate and Natrium Carbonate 20%. The majority of the detergent dosage used by the laundry business is 23 ml. The average volume of waste water produced from 9 laundry business 1038.57 liters/day. Average frequency of waste water disposal from 9 laundry business 13 times/day and 100% laundry business does not manage the waste water and does not have a waste water treatment facilities. Conclusion, the quality and quantity of wastewater at laundry business in Sumampir Village is at risk of environmental pollution

KADAR LOGAM BERAT MERKURI (Hg) PADA KERANG HIJAU DI PURWOKERTO KABUPATEN BANYUMAS TAHUN 2018 Riska Auliyah; Tri Marthy Mulyasari; Bayu Chondro Purnomo
Buletin Keslingmas Vol 38, No 2 (2019): BULETIN KESLINGMAS VOL 38 NO 2 TAHUN 2019
Publisher : Poltekkes Kemenkes Semarang

Along with the increasing of industry in indonesia and the use of various heavy metal materials can have a negative impact one of it is the water pollution by mercury (Hg) heavy metal. Sea water pollution has a very serious impact for the humans, especially who consume sea biota that is come from contaminated waters region. Sea biota that can be used as an indicator of heavy metal pollution is the shellfish. The purpose of this research is to determine the amount of heavy metal mercury (Hg) in the green shells that is sold in Purwokerto Banyumas Regency. The kind of this research is descriptive research. Green shells (pema viriois) samples that are inspected 3 samples. The respondent of this research are green shell seller at Puwokerto Banyumas regency as much as 3 respondents. The Inspection of mercury heavy metal content on green shell using SSA method at The Great Hall of Industry Pollution Prevention Technology (BBTPPI ) Semarang. The Result of merkury (Hg) heavy metals measurement from the green shellfish sample at DK seller 0,022 mg / kg, DKR seller 0,022 mg / kg, and SHS seller 0,021 mg / kg The green shell of DK sample is taken from Alam Indah Beach at Tegal, DKR sample is taken from Kartini sea at Jepara, and SHS sample is taken from Widuri sea Pemalang. The result of respondent knowledge about the danger of mercury (Hg) on the green shell is 28% of Mr A sample respondents, 24% of Mr B respondents and 42% of Mrs C respondents. The researcher concluded that the amount of mercury (Hg) heavy metal on 3 samples of green shell has fulfilled the requirements of the Obal and Food Supervisory Agency of the Indonesian Republic No.HK.00.05.1.52.4011 Year 2009 about the deermination of the maximum contamination limit of microbial and chemical in thr food that is 1.0 Ppm or mg / kg

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