PENGUMUMAN PELELANGAN UMUM Pengadaan Peralatan Laboratorium Ultrasonic Thickness Gauge Furnace Phosphor content X-Ray Instrument ASTM D 6481 Copper Strip Corrosion Apparatus ASTM D 130 Asphaltenes Apparatus for determining wax content ASTM D 6560, DIN 51 595, IP 143 Viscosity Kinematic ASTM D7279 an...