Certified reference material of Chinese green tea /// 30 g of powder of the green tea with a particle size of less than 200 µm in amber glass bottle /// The Certificate is designed in accordance with ISO Guide 31.
Contents
Analyte
CAS Number
Concentration
Unit
Additional information
Method
Aluminium (Al)
[7429-90-5]
1700 ± 60
mg/kg
Arsenic (As)
[7440-38-2]
0,156 ± 0,012
mg/kg
Boron (B)
[7440-42-8]
(16,7 ± 1,3)
mg/kg
Barium (Ba)
[7440-39-3]
44,5 ± 2,4
mg/kg
Calcium (Ca)
[7440-70-2]
5100 ± 278
mg/kg
Cadmium (Cd)
[7440-43-9]
0,075 ± 0,004
mg/kg
Cobalt (Co)
[7440-48-4]
0,372 ± 0,02
mg/kg
Chromium (Cr)
[7440-47-3]
0,603 ± 0,043
mg/kg
Copper (Cu)
[7440-50-8]
13,2 ± 0,8
mg/kg
Mercury (Hg)
[7439-97-6]
0,014 ± 0,002
mg/kg
Iron (Fe)
[7439-89-6]
216 ± 15
mg/kg
Potassium (K)
[7440-09-7]
16000 ± 512
mg/kg
Magnesium (Mg)
[7439-95-4]
1930 ± 71
mg/kg
Manganese (Mn)
[7439-96-5]
1200 ± 41
mg/kg
Sodium (Na)
[7440-23-5]
(43,4 ± 5,2)
mg/kg
Nickel (Ni)
[7440-02-0]
4,84 ± 0,13
mg/kg
Phosphorus (P)
[7723-14-0]
2250 ± 91
mg/kg
Lead (Pb)
[7439-92-1]
1,54 ± 0,09
mg/kg
Sulfur (S)
[7704-34-9]
2500 ± 306
mg/kg
Strontium (Sr)
[7440-24-6]
22,1 ± 1
mg/kg
Thallium (Tl)
[7440-28-0]
(0,200 ± 0,030)
mg/kg
Vanadium (V)
[7440-62-2]
0,239 ± 0,022
mg/kg
Zinc (Zn)
[7440-66-6]
26,2 ± 0,9
mg/kg
Miscellaneous
Certificate of Analysis (specimen)
Reference Material CoA specimen: for the current lot, please contact your customer service representative at info@labmix24.com
Product data sheet
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