Items where Author is "Ningrum, Widya"
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Number of items: 2.
Conference or Workshop Item
Purnama, Wahyu Nur Fadlilah Dwi and Ningrum, Widya and Sumada, Ketut and Pujiastuti, Caecilia (2020) PUPUK KALIUM FOSFAT DARI LIMBAH CAIR INDUSTRI RUMPUT LAUT DAN H3PO4 DENGAN PROSES KRISTALISASI. In: Seminar Nasional Soebardjo Brotohardjono XVI, 21 September 2020, Surabaya.
Other
Ningrum, Widya (2021) PABRIK SODIUM TRIPOLYPHOSPHATE DARI SODIUM CARBONATE DAN PHOSPORIC ACID DENGAN PROSES DUA TAHAP. UPN VETERAN JAWA TIMUR. (Unpublished)