Interest in the use of smart packaging systems for food products has increased in recent
years. Therefore, food researchers are focusing on the development of new indicator based …

Hypothesis: The pH-indicating smart packaging and tags are identified within the general
research and pH colorimetric smart tags are effective, non-invasive methods for indicating …

A green and environmental friendly method with simple sequential injection
spectrophotometry using natural reagent extract from pumpkin (Cucurbita moschata Decne) …

The membraneless-gas separation microfluidic paper-based analytical device (ML-GS
μPAD), consisting of donor, spacer, and acceptor layers, was developed to monitor total …

Pengukuran nilai pH sebagai indikator asam-basa produk obat, kosmetik dan makanan
memiliki peranan penting dalam kehidupan sehari-hari. Alat ukur pH yang ada saat ini …

Currently, the most usual analytical methods are established to identify compounds, though
analytical methods like gravimetry and titrimetric analysis were the most concern. In the …

Asam dan basa merupakan suatu zat yang dapat mengionisasi ion H+ dan ion OH-dalam
larutan. Untuk mengidentifikasi suatu zat yang bersifat asam dan basa bisa menggunakan …

Clitoria ternatea Linn (CT) or Butterfly pea flower is a blue flower edible plant, which is
commonly used as food colouring. The objective of this study was to develop a liquid and …

Experiments are an important part of the chemistry curriculum. An indicator in the form of a
synthesis indicator is commonly used in acid-base materials experiments. The usage of …

Indicators are substances that change color as the pH of the medium. Many of these
substances are dyes of synthetic origin. The mulala plant (Euclea natalensis), which roots …