Reference materials - As
Certified reference materials with certified values for As
Parameter
Category
Name
Provider
Link
Certificate
Certified value
As
Meat and meatproducts
Bovine liver
0.0330 ± 0.0029
µg/kg
As (total)
Fish and aquaculture
Tuna fish tissue
52 ± 3
µmol/kg
(CH3)2-As
Fish and aquaculture
Tuna fish tissue
2.0 ± 0.3
µmol/kg
As-betaine
Fish and aquaculture
Tuna fish tissue
4.8 ± 0.3
µmol/kg
As
Fish and aquaculture
Dogfish muscle
6.80 ± 0.64
mg/kg
As
Meat and meatproducts
Bovine muscle
0.0234 ± 0.0026
mg/kg
As
Fish and aquaculture
Trace elements in cod tissue
12.7 ± 0.7
mg/kg
As (total)
Cereal and derivates
Rice
260 ± 13
µg/kg
(CH3)2-As
Cereal and derivates
Rice
119 ± 13
µg/kg
arsenite/arsenate
Cereal and derivates
Rice
124 ± 11
µg/kg
As
Fish and aquaculture
Mussel tissue
6.7 ± 0.4
mg/kg
As
Cereal and derivates
Rice flour
0.049 ± 0.004
mg/kg
As
Fish and aquaculture
Lobster tissue
2.83 ± 0.13
mg/kg
As
Composites
Typical diet
NIST
0.20 ± 0.01
mg/kg
As
Fish and aquaculture
Oyster tissue
NIST
7.65 ± 0.65
mg/kg
As
Fruit and vegetables
Tomato leaves
NIST
0.112 ± 0.004
mg/kg
As
Meat and meatproducts
Bovine liver
19.6 ± 1.4
µg/kg
As
Fish and aquaculture
Lake Superior fish tissue
0.277 ± 0.010
mg/kg
As
Fish and aquaculture
Lake Michigan fish tissue
0.732 ± 0.039
mg/kg
As
Fish and aquaculture
Mussel tissue
13.3 ± 1.8
mg/kg
As
Fish and aquaculture
Lobster tissue
59.5 ± 3.8
mg/kg
