Salt water is a/an ___. A. element B. compound C. mixture D. solution 相关知识点: 试题来源: 解析 D。盐水是溶液。选项 A“element”是元素;选项 B“compound”是化合物;选项 C“mixture”是混合物,盐水严格来说是溶液;选项 D“solution”是溶液。反馈...
Solution A method of dyeing a fiber using a water-soluble azo compound represented by the following formula (1) or its salt or mixture thereof, water, and printing ink containing an organic solvent. 1 (X represents an integer from 2 to 4, and a represents a halogen atom.) No selection...
Mixture of diimonium salt compound, a mixture of t 优质文献 相似文献Aminium salt or diimonium salt compounds and use thereof The present invention relates to an aminium salt or diimonium salt compound that is appropriate for use, for examples, in an optical recording medium to get the good...
This compound is soluble in water. Flavin adenine dinucleotide disodium salt is generally considered to be safe for use, but it may cause irritation to the eyes and skin. It is important to handle this chemical with proper protective measures to avoid any potential risks. Flavin adenine ...
This compound is highly soluble in water. Sulfamic acid monosodium salt is considered to be relatively safe for use. However, it may cause irritation to the skin and eyes. It is important to handle this chemical with care and avoid direct contact. In case of ingestion, immediate medical ...
PURPOSE:To almost thoroughly remove heavy metals in salt water by treating the salt water adjusted to a specified pH with an alkali metal type chelate resin to adsorb Ca, Mg, etc. after which the water is adjusted again to a specified pH and treated with a chelate resin to adsorb heavy ...
Thus, for example, a compound of formula I can be obtained by reacting a) the compound of formula II ##STR3## with a compound of formula III ##STR4## or b) the compound of formula IV ##STR5## with a compound of formula V ##STR6## or c) the compound of formula II with a...
IBUPROFEN SODIUM SALT, with the chemical formula C13H17NaO2 and CAS registry number 31121-93-4, is a compound commonly used as a nonsteroidal anti-inflammatory drug (NSAID). It is a white crystalline powder that is highly soluble in water. IBUPROFEN SODIUM SALT is derived from ibuprofen, a...
L-LYSINE ACETATE SALT is a chemical compound with the CAS number 52315-92-1. It appears as a white crystalline powder with no distinct odor. The molecular formula of L-LYSINE ACETATE SALT is C6H14N2O2·C2H4O2. It is highly soluble in water. In terms of safety information, L-LYSINE ACE...
2 Basal Salt Mixture (Sigma-Aldric, Oakville, ON) (Hoagland and Arnon, 1950) dissolved in distilled water. Nutrients and desired salt solutions in the tanks were replaced every 4 weeks. Salt concentrations were achieved by adding NaCl (Fisher Scientific, Toronto, ON). The EC levels of the ...