带证书的固体废物中有害成分分析标准品—上海甄准
固体废物包括城市生活垃圾、农业废弃物和工业废渣。一般来说,城市每人每天的垃圾量为1~2公斤,其大多成分与居民物质生活水平、习惯、废旧物资回收利用程度、市政建设情况等有关。如国内的垃圾主要为厨房垃圾。有的城市,炉灰占70%,以厨房垃圾为主的物约20%,其余为玻璃、塑料、废纸等。农业垃圾主要为粪便及植物秸秆类。工业废渣指工业生产过程排出的采矿废石,选矿尾矿、燃料废渣、冶炼及化工过程废渣等。
固体废物是环境的污染源,除了直接污染外,还经常以水、大气和土壤为媒介污染环境。
上海甄准生物提供带证书的固体废物中有害成分分析标准品,用于环境监测。
产品优势:
ISO Guide 34 认可;
ISO/IEC 17025 认可;
ISO 13485认证;
ISO 9001认证;
产品信息:
货号 |
英文品名 |
中文品名 |
CAS No. |
含量/浓度 |
规格 |
ZZS-ERA-006 |
Aldrin |
奥尔德林标准品 |
309-00-2 |
99% |
100mg |
ZZS-ERA-009 |
Acenaphthene |
苊标准品 |
83-32-9 |
99% |
250mg |
ZZS-ERA-010 |
Anthracene |
蒽标准品 |
120-12-7 |
99% |
250mg |
ZZS-ERA-017 |
2-Amino-4,6-dinitrotoluene |
2-氨基-4,6-二硝基甲苯标准品 |
35572-78-2 |
|
100mg |
ZZS-ERA-018 |
4-Amino-2,6-dinitrotoluene |
4-氨基-2,6-二硝基甲苯标准品 |
19406-51-0 |
|
100mg |
ZZS-ERA-055 |
Atrazine |
阿特 拉津标准品 |
1912-24-9 |
98% |
250mg |
ZZS-ERB-001 |
Benzo(k)fluoranthene |
苯并[k]荧 蒽标准品 |
207-08-9 |
99% |
100mg |
ZZS-ERB-002 |
Benzo(b)fluoranthene |
苯并(B)荧标准品 |
205-99-2 |
99% |
100mg |
ZZS-ERB-003 |
Benzo(g,h,i)perylene |
苯并(G,H,I)苝标准品 |
191-24-2 |
99% |
25mg |
ZZS-ERB-005 |
Benzo(j)fluoranthene |
苯并(十)荧蒽标准品 |
205-82-3 |
98% |
25mg |
ZZS-ERB-006 |
Benz(a)anthracene |
苯并蒽标准品 |
56-55-3 |
99% |
100mg |
ZZS-ERB-007 |
Benzo(a)pyrene |
苯并(a)芘标准品 |
50-32-8 |
98% |
100mg |
ZZS-ERB-013 |
β-BHC |
β-六氯苯标准品 |
319-85-7 |
99% |
100mg |
ZZS-ERB-014 |
δ-BHC |
β-六氯苯标准品 |
319-86-8 |
99% |
100mg |
ZZS-ERB-040 |
Benzo(c)phenanthrene |
苯并(三)菲标准品 |
195-19-7 |
99% |
25mg |
ZZS-ERB-075 |
Base/Neutral Mixture-6 |
基础/中性混合-6标准品 |
NOT AVAILABLE |
2000 μg/mL of each component |
1.2mL |
ZZS-ERB-076 |
Base/Neutrals Surrogate Standard |
基础/中性色代替标准标准品 |
NOT AVAILABLE |
1000 μg/mL of each component |
1.2mL |
ZZS-ERC-001 |
Chrysene |
屈标准品 |
218-01-9 |
99% |
100mg |
ZZS-ERC-003 |
cis-Chlordane (α isomer) |
顺式氯丹(α异构体)标准品 |
5103-71-9 |
99% |
25mg |
ZZS-ERC-004 |
trans-Chlordane (γ isomer) |
反式氯丹(γ异构体)标准品 |
5103-74-2 |
99% |
25mg |
ZZS-ERC-005 |
Chlordane, technical |
氯丹,技术级别标准品 |
57-74-9 |
|
100mg |
ZZS-ERC-013S |
2-Chloroethyl vinyl ether |
2-氯乙基乙烯基醚标准品 |
110-75-8 |
2000 μg/mL |
1.2mL |
ZZS-ERC-022 |
Chlorodibromoacetic acid |
二溴一氯乙酸标准品 |
5278-95-5 |
98% |
25mg |
ZZS-ERD-003 |
Dibenz(a,h)anthracene |
二苯并(A,H)蒽标准品 |
53-70-3 |
99% |
100mg |
ZZS-ERD-004 |
Dieldrin 99% |
狄氏剂99%标准品 |
60-57-1 |
99% |
100mg |
ZZS-ERD-007 |
p,p'-DDE [4,4'-Dichlorodiphenyldichloroethylene] |
P,P'-DDE[4,4'-二氯二苯二氯乙烯]标准品 |
72-55-9 |
99% |
100mg |
ZZS-ERD-011 |
p,p'-DDD [4,4'-Dichlorodiphenyldichloroethane] |
P,P'-DDD[4,4'-二氯二苯二氯乙烷]标准品 |
72-54-8 |
99% |
100mg |
ZZS-ERD-013 |
Dibenz(a,h)acridine |
二苯并(A,H)吖啶标准品 |
226-36-8 |
99% |
25mg |
ZZS-ERD-014 |
Dibenz(a,j)acridine |
二苯并(A,J)吖啶标准品 |
224-42-0 |
99% |
25mg |
ZZS-ERD-015 |
Decachlorobiphenyl |
十氯联苯标准品 |
2051-24-3 |
99% |
100mg |
ZZS-ERD-026 |
Dinoseb |
地乐酚标准品 |
88-85-7 |
99% |
100mg |
ZZS-ERD-031 |
Dinoseb Methyl Ether |
地乐酚甲醚标准品 |
6099-79-2 |
98% |
100mg |
ZZS-ERD-033S |
2,4-Dinitrotoluene |
2,4-二硝基甲苯标准品 |
121-14-2 |
1000 μg/mL |
1.2mL |
ZZS-ERD-034S |
2,6-Dinitrotoluene |
2,6-二硝基甲苯标准品 |
606-20-2 |
1000 μg/mL |
1.2mL |
ZZS-ERD-041 |
4,4'-Dichlorobiphenyl |
4,4'-二氯联苯标准品 |
2050-68-2 |
99% (BZ# 15) |
25mg |
ZZS-ERD-051 |
Dibenzo(a,l)pyrene |
二苯并(A,L)芘标准品 |
191-30-0 |
|
25mg |
ZZS-ERD-076 |
2,4-D [2,4-Dichlorophenoxyacetic acid] |
2,4-D〔2,4-二氯苯氧乙酸]标准品 |
NOT AVAILABLE |
|
1g |
ZZS-ERD-151 |
Dibenzo(a,e)pyrene |
二苯并(A,E)芘标准品 |
192-65-4 |
|
10mg |
ZZS-ERE-001 |
Endrin Aldehyde |
异狄氏剂醛标准品 |
7421-93-4 |
99% |
100mg |
ZZS-ERE-003 |
Endosulfan I (α isomer) |
硫丹 I(α异构体)标准品 |
959-98-8 |
99% |
100mg |
ZZS-ERE-004 |
Endosulfan II (β isomer) |
硫丹二(β异构体)标准品 |
33213-65-9 |
99% |
100mg |
ZZS-ERE-006 |
Endosulfan Sulfate |
硫丹硫酸盐标准品 |
1031-07-8 |
99% |
100mg |
ZZS-ERF-001 |
Fluoranthene |
荧蒽标准品 |
206-44-0 |
99% |
250mg |
ZZS-ERH-002 |
Heptachlor |
七氯标准品 |
5085-07-4. |
99% |
100mg |
ZZS-ERH-004S |
HMX (1,3,5,7-Tetranitro-1,3,5,7-tetraazacyclooctane) |
HMX(1,3,5,7-四硝基-1,3,5,7-四氮杂环辛烷)标准品 |
2691-41-0 |
1000 μg/mL |
1.2mL |
ZZS-ERH-008 |
2,2',3,4,4',5,5'-Heptachlorobiphenyl |
2,2',3,4,4',5,5'-七氯联苯标准品 |
35065-29-3 |
99% (BZ# 180) |
25mg |
ZZS-ERH-009 |
2,2'4,4',5,5'-Hexachlorobiphenyl |
2,2',4',5,5'-六氯联苯标准品 |
35065-27-1 |
99%(BZ# 153) |
25mg |
ZZS-ERH-022 |
2,2',3,4,4',5'-Hexachlorobiphenyl |
2,2',3,4,4',5'-六氯联苯标准品 |
35065-28-2 |
99% (BZ# 138) |
25mg |
ZZS-ERH-048 |
2,2',3,4',5,5',6-Heptachlorobiphenyl |
2,2',3,4',5,5',6-七氯联苯标准品 |
52663-68-0 |
97% (BZ# 187) |
10mg |
ZZS-ERH-050S |
HMX (1,3,5,7-Tetranitro-1,3,5,7-tetraazacyclooctane) |
HMX(1,3,5,7-四硝基-1,3,5,7-四氮杂环辛烷)标准品 |
2691-41-0 |
10 mg/mL |
5mL |
ZZS-ERI-001 |
Indeno(1,2,3-c,d)pyrene |
茚并(1,2,3-C,D)芘标准品 |
193-39-5 |
99% |
25mg |
ZZS-ERM-003 |
Monuron |
灭草隆标准品 |
150-68-5 |
99% |
250mg |
ZZS-ERM-004 |
Methyl Parathion |
甲基对硫磷标准品 |
298-00-0 |
99% |
250mg |
ZZS-ERM-039 |
Malathion |
马拉硫磷标准品 |
121-75-5 |
99% |
250mg |
ZZS-ERN-003 |
Naphthalene |
萘标准品 |
91-20-3 |
99% |
250mg |
ZZS-ERN-004S |
Nitrobenzene |
硝基苯标准品 |
4165-60-0 |
1000 μg/mL |
1.2ml |
ZZS-ERO-008 |
Organophosphorus Pesticide Mix |
磷农药混合标准品 |
NOT AVAILABLE |
2000 μg/mL of each component |
1.2ml |
ZZS-ERP-003 |
Phenanthrene |
菲标准品 |
85-01-8. |
99% |
250mg |
ZZS-ERP-004 |
Pyrene |
芘标准品 |
129-00-0 |
99% |
250mg |
ZZS-ERP-032 |
2,2',4,5,5'-Pentachlorobiphenyl |
2,2',4,5,5'-五氯联苯标准品 |
37680-73-2 |
99% (BZ# 101) |
25mg |
ZZS-ERP-033 |
2,3',4,4',5-Pentachlorobiphenyl |
2,3',4,4',5-五氯联苯标准品 |
31508-00-6 |
99% (BZ# 118) |
25mg |
ZZS-ERP-079 |
Parathion |
对硫磷标准品 |
56-38-2 |
99% |
250mg |
ZZS-ERR-001S |
RDX (Hexahydro-1,3,5-trinitro-1,3,5-triazine) |
RDX(六氢-1,3,5-三硝基-1,3,5-三嗪)标准品 |
121-82-4 |
1000 μg/mL |
1.2mL |
ZZS-ERR-005S |
RDX (Hexahydro-1,3,5-trinitro-1,3,5-triazine) |
RDX(六氢-1,3,5-三硝基-1,3,5-三嗪)标准品 |
121-82-4 |
10 mg/mL |
5ml |
ZZS-ERT-021S |
Tetryl (Methyl-2,4,6-trinitrophenylnitramine) |
特屈儿(甲基-2,4,6-trinitrophenylnitramine)标准品 |
479-45-8 |
1000 μg/mL |
1.2mL |
ZZS-ERT-031 |
2,2',5,5'-Tetrachlorobiphenyl |
2,2',5,5'-四氯联苯标准品 |
35693-99-3 |
99% (BZ# 52) |
25mg |
ZZS-SCA-005 |
Acenaphthylene |
苊标准品 |
208-96-8 |
99% |
1g |
ZZS-SCA-006 |
Aldrin |
奥尔德林标准品 |
309-00-2 |
99% |
1g |
ZZS-SCA-009 |
Acenaphthene |
苊标准品 |
83-32-9 |
99% |
5g |
ZZS-SCA-055 |
Atrazine |
阿特拉津标准品 |
1912-24-9 |
98% |
1g |
ZZS-SCB-001 |
Benzo(k)fluoranthene |
苯并[k]荧蒽标准品 |
207-08-9 |
99% |
1g |
ZZS-SCB-002 |
Benzo(b)fluoranthene |
苯并(B)荧标准品 |
205-99-2 |
99% |
1g |
ZZS-SCB-003 |
Benzo(g,h,i)perylene |
苯并(G,H,I)苝标准品 |
191-24-2 |
99% |
1g |
ZZS-SCB-006 |
Benz(a)anthracene |
苯并蒽标准品 |
56-55-3 |
99% |
1g |
ZZS-SCB-007 |
Benzo(a)pyrene |
苯并(a)芘标准品 |
50-32-8 |
98% |
1g |
ZZS-SCB-008 |
Bromochloroacetic acid |
溴氯代乙酸标准品 |
5589-96-8 |
98% |
1g |
ZZS-SCB-013 |
β-BHC |
β-六氯苯标准品 |
319-85-7 |
99% |
1g |
ZZS-SCB-014 |
δ-BHC |
β-六氯苯标准品 |
319-86-8 |
99% |
1g |
ZZS-SCB-041 |
Bromodichloroacetic acid |
溴二氯代乙酸标准品 |
71133-14-7 |
98% |
1g |
ZZS-SCC-001 |
Chrysene |
屈标准品 |
218-01-9 |
99% |
1g |
ZZS-SCC-003 |
cis-Chlordane (α isomer) |
顺式氯丹(α异构体)标准品 |
5103-71-9 |
99% |
1g |
ZZS-SCC-004 |
trans-Chlordane (γ isomer) |
反式氯丹(γ异构体)标准品 |
5103-74-2 |
99% |
1g |
ZZS-SCC-005 |
Chlordane, technical |
氯丹,技术级别标准品 |
57-74-9 |
5000 μg/mL |
1g |
ZZS-SCC-022 |
Chlorodibromoacetic acid |
二溴一氯乙酸标准品 |
5278-95-5 |
98% |
1g |
ZZS-SCC-053 |
Chlorodibromoacetic acid methyl ester |
二溴一氯乙酸甲酯标准品 |
20428-75-5 |
99% |
100mg |
ZZS-SCD-003 |
Dibenz(a,h)anthracene |
二苯并(A,H)蒽标准品 |
53-70-3 |
99% |
1g |
ZZS-SCD-004 |
Dieldrin 99% |
狄氏剂99%标准品 |
60-57-1 |
99% |
1g |
ZZS-SCD-005 |
p,p'-DDT [4,4'-Dichlorodiphenyltrichloroethane] |
P,P'-DDT[4,4'-二氯二苯基]标准品 |
50-29-3 |
99% |
1g |
ZZS-SCD-007 |
p,p'-DDE [4,4'-Dichlorodiphenyldichloroethylene] |
P,P'-DDE[4,4'-二氯二苯二氯乙烯]标准品 |
72-55-9 |
99% |
1g |
ZZS-SCD-008 |
o,p'-DDD [2,4'-Dichlorodiphenyldichloroethane] |
O,P'-DDD[2,4'-Dichlorodiphenyldichloroethane]标准品 |
53-19-0 |
99% |
1g |
ZZS-SCD-015 |
Decachlorobiphenyl |
十氯联苯标准品 |
2051-24-3 |
99% |
1g |
ZZS-SCD-026 |
Dinoseb |
地乐酚标准品 |
88-85-7 |
99% |
1g |
ZZS-SCD-041 |
4,4'-Dichlorobiphenyl |
4,4'-二氯联苯标准品 |
2050-68-2 |
99% (BZ# 15) |
250mg |
ZZS-SCD-151 |
Dibenzo(a,e)pyrene |
二苯并(A,E)芘标准品 |
192-65-4 |
99% |
100mg |
ZZS-SCE-001 |
Endrin Aldehyde |
异狄氏剂醛标准品 |
7421-93-4 |
99% |
1g |
ZZS-SCE-003 |
Endosulfan I (α isomer) |
硫丹 I(α异构体)标准品 |
959-98-8 |
99% |
1g |
ZZS-SCE-004 |
Endosulfan II (β isomer) |
硫丹二(β异构体)标准品 |
33213-65-9 |
99% |
1g |
ZZS-SCE-006 |
Endosulfan Sulfate |
硫丹硫酸盐标准品 |
1031-07-8 |
99% |
1g |
ZZS-SCH-001 |
Heptachlor-2,3-exo-epoxide (Isomer B) |
七氯-2,3-外-环氧化物(异构体B)标准品 |
28044-83-9 |
99% |
1g |
ZZS-SCH-002 |
Heptachlor |
七氯标准品 |
76-44-8 |
99% |
1g |
ZZS-SCH-007 |
2,2',3,4,4',5-Hexachlorobiphenyl |
2,2',3,4,4',5-六氯联苯标准品 |
35694-06-5 |
99% (BZ# 137) |
250mg |
ZZS-SCH-008 |
2,2',3,4,4',5,5'-Heptachlorobiphenyl |
2,2',3,4,4',5,5'-七氯联苯标准品 |
35065-29-3 |
99% (BZ# 180) |
250mg |
ZZS-SCH-009 |
2,2'4,4',5,5'-Hexachlorobiphenyl |
2,2',4',5,5'-六氯联苯标准品 |
35065-27-1 |
99% (BZ# 153) |
250mg |
ZZS-SCH-010 |
2,2',4,4',6,6'-Hexachlorobiphenyl |
2,2',4,4',6,6'-六氯联苯标准品 |
33979-03-2 |
99% (BZ# 155) |
250mg |
ZZS-SCH-022 |
2,2',3,4,4',5'-Hexachlorobiphenyl |
2,2',3,4,4',5'-六氯联苯标准品 |
35065-28-2 |
99% (BZ# 138) |
250mg |
ZZS-SCH-041 |
2,2',3,3',4,4',5-Heptachlorobiphenyl |
2,2',3,3',4,4',5-七氯联苯标准品 |
35065-30-6 |
99% (BZ# 170) |
100mg |
ZZS-SCH-045 |
2,3,3',4,4',5-Hexachlorobiphenyl |
2,3,3',4,4',5-六氯联苯标准品 |
38380-08-4 |
99% (BZ# 156) |
100mg |
ZZS-SCH-046 |
2,3,3',4,4',5'-Hexachlorobiphenyl |
2,3,3',4,4',5'-六氯联苯标准品 |
69782-90-7 |
99% (BZ# 157) |
100mg |
ZZS-SCH-048 |
2,2',3,4',5,5',6-Heptachlorobiphenyl |
2,2',3,4',5,5',6-七氯联苯标准品 |
52663-68-0 |
97% (BZ# 187) |
100mg |
ZZS-SCI-001 |
Indeno(1,2,3-c,d)pyrene |
茚并(1,2,3-C,D)芘标准品 |
193-39-5 |
99% |
1g |
ZZS-SCM-004 |
Methyl Parathion |
甲基对硫磷标准品 |
298-00-0 |
99% |
1g |
ZZS-SCM-028 |
5-Methylchrysene |
5-甲基屈标准品 |
3697-24-3 |
98% |
25mg |
ZZS-SCM-039 |
Malathion |
马拉硫磷标准品 |
121-75-5 |
99% |
1g |
ZZS-SCM-041 |
6-Methylchrysene |
6-甲基屈标准品 |
1705-85-7 |
99% |
100mg |
ZZS-SCM-059 |
MCPA methyl ester |
MCPA甲酯标准品 |
2436-73-9 |
99% |
1g |
ZZS-SCN-001 |
cis-Nonachlor 99% |
顺式九氯99%标准品 |
5103-73-1 |
99% |
1g |
ZZS-SCN-002 |
trans-Nonachlor 99% |
反式九氯99%标准品 |
39765-80-5 |
99% |
1g |
ZZS-SCN-020 |
Nitrofen |
除草醚标准品 |
1836-75-5 |
99% |
1g |
ZZS-SCO-001 |
Octachlorostyrene |
八氯苯乙烯标准品 |
29082-74-4 |
99% |
1g |
ZZS-SCO-004 |
Oxychlordane |
氧氯丹标准品 |
27304-13-8 |
98% |
25mg |
ZZS-SCP-032 |
2,2',4,5,5'-Pentachlorobiphenyl |
2,2',4,5,5'-五氯联苯标准品 |
37680-73-2 |
99% (BZ# 101) |
250mg |
ZZS-SCP-033 |
2,3',4,4',5-Pentachlorobiphenyl |
2,3',4,4',5-五氯联苯标准品 |
31508-00-6 |
99% (BZ# 118) |
250mg |
ZZS-SCP-100 |
2,2',3',4,5-Pentachlorobiphenyl |
2,2',3',4,5-五氯联苯标准品 |
41464-51-1 |
99%BZ# 97 |
100mg |
ZZS-SCP-101 |
2,3,3',4,4'-Pentachlorobiphenyl |
2,3,3',4,4'-五氯联苯标准品 |
32598-14-4 |
99% BZ# 105 |
100mg |
ZZS-SCP-102 |
2,3,4,4',5-Pentachlorobiphenyl, |
2,3,4,4',5-五氯联苯标准品 |
74472-37-0 |
99%BZ# 114 |
100mg |
ZZS-SCP-104 |
3,3',4,4',5-Pentachlorobiphenyl |
3,3',4,4',5-五氯联苯标准品 |
57465-28-8 |
99%BZ# 126 |
100mg |
ZZS-SCT-001 |
2,3,4,6-Tetrachlorophenol |
2,3,4,6-四氯苯酚标准品 |
58-90-2 |
99% |
1g |
ZZS-SCT-003 |
2,3,4,5-Tetrachlorophenol |
2,3,4,5-四氯苯酚标准品 |
4901-51-3 |
99% |
1g |
ZZS-SCT-004 |
2,3,5,6-Tetrachlorophenol |
2,3,5,6-四氯苯酚标准品 |
935-95-5 |
99% |
1g |
ZZS-SCT-031 |
2,2',5,5'-Tetrachlorobiphenyl |
2,2',5,5'-四氯联苯标准品 |
35693-99-3 |
99% (BZ# 52) |
250mg |
ZZS-SCT-032 |
2,2',6,6'-Tetrachlorobiphenyl |
2,2',6,6'-四氯联苯标准品 |
15968-05-5 |
99% (BZ# 54) |
250mg |
ZZS-SCT-033 |
2,4,4'-Trichlorobiphenyl |
2,4,4'-三氯联苯标准品 |
7012-37-5 |
99% (BZ#28) |
250mg |
ZZS-SCT-034 |
2,4,5-Trichlorobiphenyl 9 |
2,4,5-三氯联苯标准品 |
15862-07-4 |
99% (BZ#29) |
250mg |
ZZS-SCT-035 |
3,3',4,4'-Tetrachlorobiphenyl |
3,3',4,4'-四氯联苯标准品 |
32598-13-3 |
99% (BZ# 77) |
250mg |
ZZS-SCT-093 |
2,3,3'-Trichlorobiphenyl |
2,3,3'-三氯联苯标准品 |
38444-84-7 |
99%BZ# 20 |
100mg |
ZZS-SCT-096 |
2,2',3,3'-Tetrachlorobiphenyl |
2,2',3,3'-四氯联苯标准品 |
38444-93-8 |
BZ# 40 |
250mg |
ZZS-SCT-097 |
2,2',3,5'-Tetrachlorobiphenyl |
2,2',3,5'-四氯联苯标准品 |
41464-39-5 |
BZ# 44 |
250mg |
ZZS-SCT-101 |
2,3',4',5-Tetrachlorobiphenyl |
2,3',4',5-四氯联苯标准品 |
32598-11-1 |
99% (BZ# 70) |
250mg |
ZZS-T-002 |
Trinitroglycerin |
三硝酸 甘油酯标准品 |
55-63-0 |
1000 μg/mL |
1mL |
ZZS-T-021 |
Trinitroglycerin |
三硝酸 甘油酯标准品 |
55-63-0 |
1 % w/w |
1mL |
ZZS-T-022 |
Trinitroglycerin |
三硝酸 甘油酯标准品 |
55-63-0 |
1 % w/w |
200μL |
更多产品,更多优惠!请联系我们!
上海甄准生物科技有限公司
免费热线:400-002-3832
电话:021-6840 4353
传真:021-5897 9353
客服手机/QQ:15800340161
客服手机/QQ:13795317828
客服手机/QQ:13512172575
客服手机/QQ:13818641861
客服手机/QQ:13917991872
技术支持热线/QQ:13651665725
服务监督与投诉:18918753302
:www.zzstandard.com
E:yangshuyan@zzstandard.com