品名 | 規(guī)格 | 包裝 | 單價(jià) | 貨期 |
氯化鎂六水 | 99.0%-102.0% | 100g | 264元 | 現(xiàn)貨 |
氯化鎂 | USP, EP, BP | 500g | 424.6元 | 現(xiàn)貨 |
氯化鎂 | AR | 500g | 38.5元 | 現(xiàn)貨 |
ACS級(jí)
項(xiàng)目名稱Item ACS Grade
含量(MgCl2?6H2O)Assay 99.0-102.0%
水不溶物Insoluble matter ≤0.005%
硝酸鹽(NO3)Nitrate ≤0.001%
磷酸鹽(PO4)Phosphate ≤5ppm
硫酸鹽(SO4)Sulfate ≤0.002%
銨(NH4)Ammonium ≤0.002%
鋇(Ba)Barium(Ba) ≤0.005%
鈣(Ca)Calcium(Ca) ≤0.01%
錳(Mn)Manganese(Mn) ≤5ppm
鉀(K)Potassium(K) ≤0.005%
鈉(Na)Sodium(Na) ≤0.005%
鍶(Sr)Strontium(Sr) ≤0.005%
重金屬(以Pb計(jì))Heavy metals(as Pb) ≤5ppm
鐵(Fe)Iron(Fe) ≤5ppm
USP, EP, BP 級(jí)
ASSAY (MgCl2.6H2O) 98.0 - 101.0%
pH OF A 5% SOLUTION @ 25oC 4.5 - 7.0
WATER 51.0 - 55.0%
INSOLUBLE MATTER -- 0.005%
SULFATE -- 0.005%
BARIUM TO PASS TEST
CALCIUM (Ca) -- 0.01%
POTASSIUM (K) TO PASS TEST
HEAVY METALS -- 0.001%
APPEARANCE OF SOLUTION TO PASS TEST
ACIDITY OR ALKALINITY TO PASS TEST
BROMIDES -- 500 PPM
ARSENIC (As) -- 2 PPM
IRON (Fe) -- 10 PPM
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