QUALITY CONTROL CHEMICALS INC. | STANDARD REFERENCE MATERIAL

QUALITY CONTROL CHEMICALS INC.

STANDARD REFERENCE MATERIAL

RELATED PRODUCTS

QCC Cat No.:

QA030300

CAS No.:

616-91-1

Mol Formula:

C5H9NO3S

Mol. Weight:

163.19

Acetylcysteine EP Impurity A;Cystine;L-Cystine;Cysteine hydrochloride EP Impurity A

QCC Cat No.:

QA030301

CAS No.:

56-89-3

Mol Formula:

C6H12N2O4S2

Mol. Weight:

240.30

Acetylcysteine EP Impurity B;Cysteine

QCC Cat No.:

QA030302

CAS No.:

52-90-4

Mol Formula:

C3H7NO2S

Mol. Weight:

121.16

Acetylcysteine EP Impurity C; N,N'-Diacetyl-L-cystine

QCC Cat No.:

QA030303

CAS No.:

5545-17-5

Mol Formula:

C10H16N2O6S2

Mol. Weight:

324.37

Acetylcysteine EP Impurity D

QCC Cat No.:

QA030304

CAS No.:

18725-37-6

Mol Formula:

C7H11NO4S

Mol. Weight:

205.23

Acetylcysteine Impurity 5

QCC Cat No.:

QA030305

CAS No.:

15058-19-2

Mol Formula:

C5H6NO2S Na

Mol. Weight:

144.17 22.99

Acetylcysteine Impurity 6

QCC Cat No.:

QA030306

CAS No.:

498-40-8

Mol Formula:

C3H7NO5S

Mol. Weight:

169.16

Acetylcysteine Impurity 7

QCC Cat No.:

QA030307

CAS No.:

282727-77-9

Mol Formula:

C5H7NNa2O5S

Mol. Weight:

239.16

Acetylcysteine Impurity 8

QCC Cat No.:

QA030308

CAS No.:

79560-92-2

Mol Formula:

C5H9NO6S

Mol. Weight:

211.19

Acetylcysteine Impurity 9

QCC Cat No.:

QA030309

CAS No.:

NA

Mol Formula:

C10H16N2O6S

Mol. Weight:

292.31

Acetylcysteine Impurity 10

QCC Cat No.:

QA030310

CAS No.:

NA

Mol Formula:

C10H16N2O6S

Mol. Weight:

292.31

Acetylcysteine Impurity 11

QCC Cat No.:

QA030311

CAS No.:

55748-93-1

Mol Formula:

C13H16N2O4S

Mol. Weight:

296.34

Acetylcysteine Impurity 12

QCC Cat No.:

QA030312

CAS No.:

NA

Mol Formula:

C14H20N2O3

Mol. Weight:

264.32

Acetylcysteine Impurity 13

QCC Cat No.:

QA030313

CAS No.:

NA

Mol Formula:

C14H20N2O3

Mol. Weight:

264.32

Acetylcysteine Impurity 14

QCC Cat No.:

QA030314

CAS No.:

NA

Mol Formula:

C9H12N2Na2O7S

Mol. Weight:

338.25

Acetylcysteine Impurity 15

QCC Cat No.:

QA030315

CAS No.:

NA

Mol Formula:

C6H11NO6S

Mol. Weight:

225.22

Acetylcysteine Impurity 16

QCC Cat No.:

QA030316

CAS No.:

NA

Mol Formula:

C7H13NO6S

Mol. Weight:

239.25

Acetylcysteine Impurity 17

QCC Cat No.:

QA030317

CAS No.:

60333-15-5

Mol Formula:

C5H9NO3S

Mol. Weight:

163.19

Acetylcysteine Impurity 18

QCC Cat No.:

QA030318

CAS No.:

20960-91-2

Mol Formula:

C5H9NO6S

Mol. Weight:

211.19

Acetylcysteine Impurity 19

QCC Cat No.:

QA030319

CAS No.:

NA

Mol Formula:

C5H9NO3S

Mol. Weight:

163.19

Acetylcysteine Impurity 20

QCC Cat No.:

QA030320

CAS No.:

103974-29-4

Mol Formula:

C7H12N2O4S

Mol. Weight:

220.25

(S)-2-amino-3-hydroxypropanoic acid;Glycine EP Impurity G;Cysteine hydrochloride EP Impurity B

QCC Cat No.:

QC-A130954

CAS No.:

6898-95-9; 56-45-1

Mol Formula:

C3H7NO3

Mol. Weight:

105.09

Carbocysteine impurity A

QCC Cat No.:

QC020301

CAS No.:

14226-97-2

Mol Formula:

C5H7NO3S

Mol. Weight:

161.18

Carbocysteine impurity B

QCC Cat No.:

QC020302

CAS No.:

50698-76-5

Mol Formula:

C5H9NO4S

Mol. Weight:

179.19

Cysteine Impurity 1

QCC Cat No.:

QC251801

CAS No.:

NA

Mol Formula:

C9H14N2O6S

Mol. Weight:

278.28

Cysteine Impurity 2

QCC Cat No.:

QC251802

CAS No.:

NA

Mol Formula:

C9H15NO4S

Mol. Weight:

233.28

Cysteine Impurity 3

QCC Cat No.:

QC251803

CAS No.:

NA

Mol Formula:

C10H14N2Na2O6S

Mol. Weight:

336.27

Cysteine Impurity 4

QCC Cat No.:

QC251804

CAS No.:

NA

Mol Formula:

C8H11NO4S

Mol. Weight:

217.24

L-Cysteinyl-L-cysteine

QCC Cat No.:

QC251805

CAS No.:

18048-87-8

Mol Formula:

C6H12N2O3S2

Mol. Weight:

224.30

Cysteine Impurity 5

QCC Cat No.:

QC251806

CAS No.:

7048-04-6

Mol Formula:

C3H7NO2S

Mol. Weight:

121.15

Cystine Impurity 1

QCC Cat No.:

QC251927

CAS No.:

32854-09-4

Mol Formula:

C8H18Cl2N2O4S2

Mol. Weight:

341.28

N-Acetyl-L-cystine

QCC Cat No.:

QC251928

CAS No.:

25779-79-7

Mol Formula:

C8H14N2O5S2

Mol. Weight:

282.34

QCC Cat No.:

QC251929

CAS No.:

349-46-2

Mol Formula:

C6H12N2O4S2

Mol. Weight:

240.30