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Preparation of Biopasalgira Pellet as A Candidat Media to Reduce Hardness of Water

Choirul, Amri

PENGGUNAAN TEMPAT SAMPAH BERMOTIF TERHADAP PERILAKU BUANG SAMPAH PADA TEMPATNYA DI SEKOLAH DASAR NEGERI WILAYAH ARGOMULYO, SEDAYU, BANTUL

Rashid, Purnomo; Lucky, Herawati; Choirul, Amri

In vitro hemocompatibility of PVA-alginate ester as a candidate for hemodialysis membrane

Choirul, Amri

DETERMINATION OF NITRITE AS 4-(4-NITROBENZENAZO)-1-AMINONAPHTHALENE DYE USING OPTICAL MEMBRANES BASED ON PVC-DOS MATRIX

Choirul, Amri

DETERMINATION OF TRACE NITRITE AS 4-(4-NITROBENZENAZO)- 1-AMINONAPHTHALENE COMPLEX BY EXTRACTION-SPECTROPHOTOMETRY

Choirul, Amri

Metode penentuan nitrit trace di lingkungan perairan sebagai kompleks 4-(4- nitrobenzenazo)-1-aminonaftalen secara ekstraksi n-amil alcohol-spektrofotometri

Choirul, Amri

Modifikasi aerator menjadi pompa sampling udara untuk memenuhi standar ABBM Jurusan Kesehatan Lingkungan Poltekkes Depkes Yogyakarta

Choirul, Amri

CHARACTERIZATION OF BUTANEDIOL-ALGINATE ESTER AS CANDIDATE OF HEMODIALYSIS MEMBRANE

Choirul, Amri

UJI CEPAT KONTAMINAN KIMIA NON LOGAM PADA MAKANAN-MINUMAN

Choirul, Amri

DETERMINATION OF NITRITE AS 4-(4-NITROBENZENAZO)-1-AMINONAPHTHALENE DYE USING OPTICAL MEMBRANES BASED ON PVC-DOS MATRIX

Choirul, Amri

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