HI38033 / HANNA ชุดทดสอบคุณภาพน้ำ Total Hardness Test Kit The HI38033 is a titration-based chemical test kit that determines the total hardness concentration within the 0 to 30 grains per gallon (gpg) range.
เครื่องวัดความกระด้างของน้ำ HI3811 Alkalinity Test Kit lkalinity can be measured as phenolpthalein alkalinity and total alkalinity. The phenolpthalein alkalinity is determined by neutralizing the sample to a pH of 8.3 ...
เครื่องวัดความกระด้างของน้ำ HI3812 Hardness Test Kit Water hardness has traditionally been defined as the capacity of water to precipitate soap. The ionic species in the water causing the precipitation was later found ...
เครื่องวัดความกระด้างของน้ำ HI3840 Hardness Low Range Test Kit Water hardness has traditionally been defined as the capacity of water to precipitate soap. The ionic species in the water causing the precipitation was ...
HI3841 / HANNA ชุดทดสอบคุณภาพน้ำ Total Hardness (40-500 mg/L) MR Chemical Test Kit The HI3841 is a titration-based chemical test kit that determines the total hardness concentration within the 40 to 500 mg/L (ppm) range.
เครื่องวัดความกระด้างของน้ำ HI3842 Hardness High Range Test Kit Water hardness has traditionally been defined as the capacity of water to precipitate soap. The ionic species in the water causing the precipitation was ...
เครื่องวัดความกระด้างของน้ำ HI98202 Water Hardness/Softness Tester The pNa is an easy to use and inexpensive instrument for determining water hardness or softness. The hardness of water is due to the presence of ...