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Beijing Coast Hongmeng Reference Material Technology Co., Ltd.??? ?? ??? ?????.

?? ?:Beijing Coast Hongmeng Reference Material Technology Co., Ltd.
??:010-51284567
???:bjhongmeng@126.com
??:China
URL: www.bjhongmeng.com
? ?? ?:920
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Sulfate solution standard substanceO4S-2
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NA868-14-1
NA
Yellow-green standard colorimetric solution/Special for 2020 Pharmacopoeia
Calcium hydroxide?????1305-62-0CaH2O2
2 ???????? ????6100-20-5C2H5KO5
Magnesium chloride14989-29-8MgCl
Sodium chloride?????7647-14-5ClNa
Germanium???(????)7440-56-4Ge
Oxalic acid???144-62-7C2H2O4
Standard Solution of As
Nickel??7440-02-0Ni
Indium??7440-74-6In
Bismuth????7440-69-9Bi
Molybdenum?????7439-98-7Mo
Vanadium???7440-62-2V
GOLD??7440-57-5Au
Methyl mercury????22967-92-6CH3Hg
Cobalt????7440-48-4Co
Orange-red standard colorimetric solution/Special for 2020 Pharmacopoeia
Orange-yellow standard colorimetric solution/Special for 2020 Pharmacopoeia
Green-yellow standard colorimetric solution/Special for 2020 Pharmacopoeia
Yellow standard colorimetric solution/Special for 2020 Pharmacopoeia
Brown-red standard colorimetric solution/Special for 2020 Pharmacopoeia
iodine????12190-71-5I2
Potassium Phosphate Monobasic??????7778-77-0H2KO4P
Total Rigidity of Water
Ethylene glycol????????107-21-1C2H6O2
1,1,1,2-TETRACHLOROETHANE1,1,1,2-????????630-20-6C2H2Cl4
Forma turbidity standard substance
2,4,4'-TRICHLOROBIPHENYL2,4,4'-??????-1,1'-????7012-37-5C12H7Cl3
N,N-DimethylacetamideN,N-?????????127-19-5C4H9NO
Calcium carbonate????471-34-1CCaO3
Ammonium thiocyanate??????????(????)1762-95-4CHNS.H3N
Zinc oxide????1314-13-2OZn
Copper(II) sulfate pentahydrate???7758-99-8CuH10O9S
CERIUM(III) SULFATE??(III) ????13454-94-9CeH2O4S
Zinc sulphate????7733-02-0ZnSO4
Zinc acetate?? ????557-34-6C4H6O4Zn
Barium hydroxide octahydrate?????12230-71-6BaH4O3
Potassium thiocyanate??????? ??333-20-0CKNS
Sodium tetraphenylboron??????? ???143-66-8C24H20BNa
Ammonium iron(II) sulfate?? ??? ?1?10045-89-3FeH5NO4S
Oxalic acid dihydrate???6153-56-6C2H6O6
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