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634727-500MG
2-KETOBUTYRIC ACID-4-13C 4 4-D2 SODIUM SALT.XH2O 99 ATOM% 13C 98 ATOM% D (C005B-231490)
Price: $7,912.09List Price: $8,791.21Packaging This product may be available from bulk stock and can be packaged on demand. For information on pricing, availability and packaging, please contact Stable Isotopes Customer Service . -
S945471-1EA
3-BROMO-1 5-DINITRO-1H-INDAZOL - 50 MG E
Price: $188.79List Price: $209.76Other Notes Please note that Sigma-Aldrich provides this product to early discovery researchers as part of a collection of rare and unique chemicals. Sigma-Aldrich does not collect analytical data for this product. -
S476816-25g
4-Sulfophthalic acid trisodium salt
Price: $416.07List Price: $462.30Description4-Sulfophthalic acid trisodium salt is formed as byproduct during the preparation of D&:C Yellow No.10.4-Sulfophthalic acid trisodium salt has been used in the preparative separation of 3- and 4-sulfophthalic acid from a mixture by -
10007705-1
a-CEHC-1 mg
Price: $106.56List Price: $118.40&alpha-CEHC is the major urinary metabolite of &alpha-tocopherol following vitamin E supplementation. The concentration of &alpha-CEHC in human serum is in the range of 5-10 pmol/ml but increases significantly up to 200 pmol/ml upon -
10007705-5
a-CEHC-5 mg
Price: $339.66List Price: $377.40&alpha-CEHC is the major urinary metabolite of &alpha-tocopherol following vitamin E supplementation. The concentration of &alpha-CEHC in human serum is in the range of 5-10 pmol/ml but increases significantly up to 200 pmol/ml upon -
9000433-100
a-Linolenic Acid-d14-100 ÃÆâ¦g
Price: $182.91List Price: $203.23An internal standard for the quantification of ALA by GC- or LC-MS. -
731234-10MG
A-TOCOPHEROL-(PHENYL-5 7-DIMETHYL-D6) >=98 ATOM % D >=98% CP (C005B-009587)
Price: $2,877.12List Price: $3,196.80Application α-Tocopherol (phenyl-5,7-dimethyl-d 6 ) is also known as vitamin E (ring-5,7-dimethyl-d 6 ) that can be used as an internal standard. It is utilized to determine α-tocopherol (α-T) concentration in different -
731234-2MG
A-TOCOPHEROL-(PHENYL-5 7-DIMETHYL-D6) >=98 ATOM % D >=98% CP (C005B-009588)
Price: $815.80List Price: $906.44Application α-Tocopherol (phenyl-5,7-dimethyl-d 6 ) is also known as vitamin E (ring-5,7-dimethyl-d 6 ) that can be used as an internal standard. It is utilized to determine α-tocopherol (α-T) concentration in different -
731234-5MG
A-TOCOPHEROL-(PHENYL-5 7-DIMETHYL-D6) >=98 ATOM % D >=98% CP (C005B-009589)
Price: $1,639.09List Price: $1,821.21Application α-Tocopherol (phenyl-5,7-dimethyl-d 6 ) is also known as vitamin E (ring-5,7-dimethyl-d 6 ) that can be used as an internal standard. It is utilized to determine α-tocopherol (α-T) concentration in different -
RV010900-100C
Acetate - CH3COO? Standard for Ion Chromatography, 1g/L in H2O, 100mL
Price: $218.46List Price: $242.74Matrix: H2O Min: >= 995 Max: =< 1005 ppm Manufactured and Tested in an ISO 17025/Guide 34 Accredited Facility -
23801
Acetate, 1,000 ppm, Ion Chromatography Standard Solution, 100ML
Price: $299.72List Price: $333.03Concentration (as acetate) 1,000 +/- 10 ug/mL Matrix: sodium acetate, water Refrigerate to maximize shelf life -
23802
Acetate, 1,000 ppm, Ion Chromatography Standard Solution, 500ML
Price: $548.69List Price: $609.65Concentration (as acetate) 1,000 +/- 10 ug/mL Matrix: sodium acetate, water Refrigerate to maximize shelf life