{
"html_url": "https://postor.com.mx/adjudicacion/aa-11-l4j-011l4j996-n-43-2024",
"canonical": "https://postor.com.mx/adjudicacion/aa-11-l4j-011l4j996-n-43-2024",
"id": "75a410cfab4f427f89ade781accc03e9",
"procedure_number": "AA-11-L4J-011L4J996-N-43-2024",
"file_number": "E-2024-00043762",
"title": "MATERIALES PARA TRABAJOS DE LABORATORIO",
"description": {
"short": "Equipos especializados, sustancias y materiales químicos, físico químico o bioquímico, para proyectos de investigación científica y desarrollo tecnológico.",
"detailed": "ACIDO CLORHIDRICO FUMANTE 36.5-38% ACS 2.5 LTS CTR\nACIDO NITRICO 68-70% RA ACS CONCENTRADO VIDRIO AMBAR 2.5 LTS CTR\nPEROXIDO DE HIDROGENO SOLN 30% PLASTICO DE 3.5 LTS CTR\nPAPEL FILTRO #541 11 CMS C/100 WHATMAN\nPAPEL FILTRO # 1 11 CMS C/100 WHATMAN"
},
"lifecycle": {
"section": "concluido",
"source_status": "ADJUDICADO",
"moved_at": null
},
"buyer": {
"agency": "CENTRO DE INVESTIGACION Y DE ESTUDIOS AVANZADOS DEL INSTITUTO POLITECNICO NACIONAL",
"acronym": "CINVESTAV",
"branch": "11 - EDUCACIÓN PÚBLICA",
"buying_unit": "UNIDAD SALTILLO, SUBDIRECCION ADMINISTRATIVA",
"requesting_unit": null,
"requesting_group": "UNIDAD SALTILLO, SUBDIRECCION ADMINISTRATIVA",
"entity": null,
"slug": "cinvestav",
"unit_slug": "unidad-saltillo-subdireccion-administrativa-011l4j996"
},
"classification": {
"procedure_type": "ADJUDICACIÓN DIRECTA",
"contracting_type": "ADQUISICIONES",
"publication_type": null,
"character": "NACIONAL",
"fiscal_year": 2024,
"law": "LEY DE ADQUISICIONES, ARRENDAMIENTOS Y SERVICIOS DEL SECTOR PÚBLICO",
"legal_basis_id": "38",
"exception_basis": "Art. 41 fr. XVII",
"internal_control_number": "REQUISICION 4673",
"supply_source_number": null
},
"schedule": {
"published_at": "2024-05-22T21:57:06.000Z",
"clarification_meeting_at": null,
"clarification_questions_deadline_at": null,
"clarification_responses_deadline_at": null,
"bid_opening_at": null,
"award_at": null,
"estimated_contract_at": "2024-05-07T06:00:00.000Z",
"site_visit_at": null,
"estimated_work_start_at": null
},
"locations": {
"state_id": "8",
"state": "COAHUILA DE ZARAGOZA",
"bid_opening": null,
"award": null,
"clarification_meeting": null,
"site_visit": null,
"work_site": null
},
"estimated_value": {
"minimum": null,
"maximum": null,
"currency": "MXN",
"updated_at": null
},
"financial_terms": {
"currency": "MXN",
"advance_percentage": "0",
"supplier_percentage": null,
"payment_method": "TRANSFERENCIA ELECTRONICA DE FONDOS",
"credit_condition": null,
"payment_conditions": null,
"financing_organization": null
},
"evaluation": {
"criterion": "BINARIO",
"technical_points": null,
"economic_points": null
},
"guarantees": {
"performance_required": false,
"goods_or_services_required": false,
"amount_percentage": null,
"delivery_days": null,
"term_months": null,
"other_insurance_required": false,
"other_insurance_description": null,
"performance_reduction": null
},
"participation": {
"method": null,
"joint": false,
"msme_only": false,
"social_witness": false,
"multi_year": false,
"open_contract": false,
"consolidated_purchase": false,
"external_credit": false,
"simultaneous_supply": false,
"subcontracting": null,
"emergency": false,
"proposal_language": "idioma data",
"no_joint_participation_justification": null
},
"execution": {
"site_visit_required": null,
"duration_days": null,
"procurement_term": "Normal",
"subcontracted_work": null,
"deadline_justification": null
},
"lots": [
{
"number": "1",
"name": "PARTIDA SOLA",
"description": "PARTIDA SOLA",
"requirement_group_id": "1",
"items": [
{
"number": "1",
"cucop_code": "25501-0088",
"specific_item_code": "25501",
"cucop_description": "REACTIVOS QUIMICOS PARA USO DE LABORATORIO DE MEDICION",
"description": "ACIDO CLORHIDRICO FUMANTE 36.5-38% ACS 2.5 LTS CTR",
"requested_quantity": "12",
"minimum_quantity": "12",
"maximum_quantity": null,
"unit": "PIEZA",
"minimum_amount": null,
"maximum_amount": null,
"partida_code": "25501",
"partida_description": "MATERIALES, ACCESORIOS Y SUMINISTROS DE LABORATORIO"
},
{
"number": "2",
"cucop_code": "25501-0088",
"specific_item_code": "25501",
"cucop_description": "REACTIVOS QUIMICOS PARA USO DE LABORATORIO DE MEDICION",
"description": "ACIDO NITRICO 68-70% RA ACS CONCENTRADO VIDRIO AMBAR 2.5 LTS CTR",
"requested_quantity": "4",
"minimum_quantity": "4",
"maximum_quantity": null,
"unit": "PIEZA",
"minimum_amount": null,
"maximum_amount": null,
"partida_code": "25501",
"partida_description": "MATERIALES, ACCESORIOS Y SUMINISTROS DE LABORATORIO"
},
{
"number": "3",
"cucop_code": "25501-0098",
"specific_item_code": "25501",
"cucop_description": "PAPEL FILTRO",
"description": "PAPEL FILTRO #541 11 CMS C/100 WHATMAN",
"requested_quantity": "10",
"minimum_quantity": "10",
"maximum_quantity": null,
"unit": "PIEZA",
"minimum_amount": null,
"maximum_amount": null,
"partida_code": "25501",
"partida_description": "MATERIALES, ACCESORIOS Y SUMINISTROS DE LABORATORIO"
},
{
"number": "4",
"cucop_code": "25501-0088",
"specific_item_code": "25501",
"cucop_description": "REACTIVOS QUIMICOS PARA USO DE LABORATORIO DE MEDICION",
"description": "PEROXIDO DE HIDROGENO SOLN 30% PLASTICO DE 3.5 LTS CTR",
"requested_quantity": "4",
"minimum_quantity": "4",
"maximum_quantity": null,
"unit": "PIEZA",
"minimum_amount": null,
"maximum_amount": null,
"partida_code": "25501",
"partida_description": "MATERIALES, ACCESORIOS Y SUMINISTROS DE LABORATORIO"
},
{
"number": "5",
"cucop_code": "25501-0098",
"specific_item_code": "25501",
"cucop_description": "PAPEL FILTRO",
"description": "PAPEL FILTRO # 1 11 CMS C/100 WHATMAN",
"requested_quantity": "10",
"minimum_quantity": "10",
"maximum_quantity": null,
"unit": "PIEZA",
"minimum_amount": null,
"maximum_amount": null,
"partida_code": "25501",
"partida_description": "MATERIALES, ACCESORIOS Y SUMINISTROS DE LABORATORIO"
}
]
}
],
"budget_items": [
{
"code": "25501",
"description": "MATERIALES, ACCESORIOS Y SUMINISTROS DE LABORATORIO"
}
],
"awards": [
{
"id": "C-2024-00053782",
"internal_reference": "3459",
"title": "MATERIALES PARA TRABAJOS DE LABORATORIO",
"status": "PUBLICADO",
"contractor": {
"name": "CONTROL TECNICO Y REPRESENTACIONES SA DE CV",
"normalized_name": "CONTROL TECNICO Y REPRESENTACIONES",
"rfc_type": null,
"slug": "control-tecnico-y-representaciones"
},
"contract_period": {
"published_at": "2024-05-22T21:57:06.000Z",
"starts_at": "2024-05-07T06:00:00.000Z",
"ends_at": "2024-08-30T06:00:00.000Z"
},
"value": {
"subtotal": "37526",
"tax": "6004.16",
"total": "43530.16",
"maximum_subtotal": "0",
"maximum_total": "0",
"currency": "MXN"
},
"open_contract_type": null,
"quantity": null,
"exercised_quantity": null,
"participants": [],
"line_items": [
{
"number": "0",
"cucop_code": "25501-0088",
"description": "ACIDO CLORHIDRICO FUMANTE 36.5-38% ACS 2.5 LTS CTR",
"unit": "PIEZA",
"requested_quantity": "12",
"awarded_quantity": null,
"unit_price": "1056",
"subtotal": "12672",
"tax": "2027.52",
"other_taxes": null,
"total": "14699.52",
"cucop_description": "REACTIVOS QUIMICOS PARA USO DE LABORATORIO DE MEDICION",
"partida_code": "25501",
"partida_description": "MATERIALES, ACCESORIOS Y SUMINISTROS DE LABORATORIO"
},
{
"number": "0",
"cucop_code": "25501-0088",
"description": "ACIDO NITRICO 68-70% RA ACS CONCENTRADO VIDRIO AMBAR 2.5 LTS CTR",
"unit": "PIEZA",
"requested_quantity": "4",
"awarded_quantity": null,
"unit_price": "1639",
"subtotal": "6556",
"tax": "1048.96",
"other_taxes": null,
"total": "7604.96",
"cucop_description": "REACTIVOS QUIMICOS PARA USO DE LABORATORIO DE MEDICION",
"partida_code": "25501",
"partida_description": "MATERIALES, ACCESORIOS Y SUMINISTROS DE LABORATORIO"
},
{
"number": "0",
"cucop_code": "25501-0098",
"description": "PAPEL FILTRO #541 11 CMS C/100 WHATMAN",
"unit": "PIEZA",
"requested_quantity": "10",
"awarded_quantity": null,
"unit_price": "1321",
"subtotal": "13210",
"tax": "2113.6",
"other_taxes": null,
"total": "15323.6",
"cucop_description": "PAPEL FILTRO",
"partida_code": "25501",
"partida_description": "MATERIALES, ACCESORIOS Y SUMINISTROS DE LABORATORIO"
},
{
"number": "0",
"cucop_code": "25501-0088",
"description": "PEROXIDO DE HIDROGENO SOLN 30% PLASTICO DE 3.5 LTS CTR",
"unit": "PIEZA",
"requested_quantity": "4",
"awarded_quantity": null,
"unit_price": "372",
"subtotal": "1488",
"tax": "238.08",
"other_taxes": null,
"total": "1726.08",
"cucop_description": "REACTIVOS QUIMICOS PARA USO DE LABORATORIO DE MEDICION",
"partida_code": "25501",
"partida_description": "MATERIALES, ACCESORIOS Y SUMINISTROS DE LABORATORIO"
},
{
"number": "0",
"cucop_code": "25501-0098",
"description": "PAPEL FILTRO # 1 11 CMS C/100 WHATMAN",
"unit": "PIEZA",
"requested_quantity": "10",
"awarded_quantity": null,
"unit_price": "360",
"subtotal": "3600",
"tax": "576",
"other_taxes": null,
"total": "4176",
"cucop_description": "PAPEL FILTRO",
"partida_code": "25501",
"partida_description": "MATERIALES, ACCESORIOS Y SUMINISTROS DE LABORATORIO"
}
]
}
],
"documents": [
{
"id": null,
"annex_number": 1,
"document_type": null,
"description": "JUSTIFICACIÓN DE EXCEPCIÓN",
"filename": "justificacion 4673.pdf",
"availability": "available",
"size_bytes": "362882",
"mime_type": "application/pdf",
"sha256": null,
"uploaded_at": "2025-12-10T22:30:01.011Z",
"updated_at": "2025-12-10T22:30:01.012Z"
},
{
"id": null,
"annex_number": 1,
"document_type": null,
"description": "ANEXO TÉCNICO",
"filename": "ANEXO TECNICO 4673.pdf",
"availability": "available",
"size_bytes": "59015",
"mime_type": "application/pdf",
"sha256": null,
"uploaded_at": "2025-12-10T22:30:02.539Z",
"updated_at": "2025-12-10T22:30:02.540Z"
},
{
"id": null,
"annex_number": 4,
"document_type": null,
"description": "OFICIO DE ADJUDICACIÓN",
"filename": "REQ-4673 ADJUDICACION 41_17.pdf",
"availability": "available",
"size_bytes": "245324",
"mime_type": "application/pdf",
"sha256": null,
"uploaded_at": "2025-12-10T22:30:04.689Z",
"updated_at": "2025-12-10T22:30:04.690Z"
}
],
"provenance": {
"source_system": "Compras MX",
"source_fetched_at": "2026-07-31T20:18:52.106Z",
"last_seen_at": "2026-07-31T20:18:52.091Z",
"first_seen_at": "2025-11-05T07:12:11.668Z",
"detail_complete": true,
"documents_complete": true,
"content_changed_at": "2025-11-05T07:12:11.668Z"
},
"context": {
"prices": [
{
"cucop_code": "25501-0088",
"description": "REACTIVOS QUIMICOS PARA USO DE LABORATORIO DE MEDICION",
"priced_items": 10768,
"units": [
{
"n": 9874,
"max": 62139420,
"min": 0.001,
"p10": 125,
"p50": 2274.875,
"p90": 17415.055,
"unidad": "PIEZA"
},
{
"n": 433,
"max": 679012,
"min": 27,
"p10": 258.5,
"p50": 3084,
"p90": 25562.896,
"unidad": "UNIDAD"
},
{
"n": 129,
"max": 32733.16,
"min": 0.001,
"p10": 104.26,
"p50": 5860.85,
"p90": 17555.116,
"unidad": "MILILITRO"
},
{
"n": 121,
"max": 79260.65,
"min": 23.53,
"p10": 146.67,
"p50": 577,
"p90": 2450,
"unidad": "LITRO"
},
{
"n": 78,
"max": 1151438.51,
"min": 35,
"p10": 160,
"p50": 11274.7,
"p90": 345391.378,
"unidad": "LOTE"
},
{
"n": 39,
"max": 9333.33,
"min": 0.001,
"p10": 7.14,
"p50": 702,
"p90": 7074.724,
"unidad": "GRAMO"
},
{
"n": 38,
"max": 25893,
"min": 42,
"p10": 243.12,
"p50": 912.225,
"p90": 3267.688,
"unidad": "KILOGRAMO"
},
{
"n": 17,
"max": 3520,
"min": 40,
"p10": 115.4,
"p50": 635,
"p90": 2420.04,
"unidad": "GALON"
},
{
"n": 17,
"max": 188526905.99,
"min": 13.13,
"p10": 1167.6,
"p50": 4795585.6,
"p90": 113901684.61,
"unidad": "SERVICIO"
},
{
"n": 10,
"max": 2445.02,
"min": 31.49,
"p10": 48.824,
"p50": 327.92,
"p90": 1390.877,
"unidad": "METRO CUBICO"
},
{
"n": 10,
"max": 49,
"min": 1,
"p10": 5.95,
"p50": 23.6,
"p90": 31.9,
"unidad": "MILIGRAMO"
}
],
"price_by_year": {
"2023": {
"n": 4291,
"p50": 2738.1
},
"2024": {
"n": 2824,
"p50": 2530.8
},
"2025": {
"n": 2041,
"p50": 1722
},
"2026": {
"n": 1612,
"p50": 1920.14
}
},
"refreshed_at": "2026-09-27T05:35:00.990Z"
},
{
"cucop_code": "25501-0098",
"description": "PAPEL FILTRO",
"priced_items": 1045,
"units": [
{
"n": 1003,
"max": 45428.56,
"min": 2.05,
"p10": 29.768,
"p50": 627,
"p90": 3464.6,
"unidad": "PIEZA"
},
{
"n": 34,
"max": 12520,
"min": 11,
"p10": 46.2,
"p50": 1005.355,
"p90": 4646.42,
"unidad": "UNIDAD"
},
{
"n": 3,
"max": 39,
"min": 17.98,
"p10": 18.864,
"p50": 22.4,
"p90": 35.68,
"unidad": "METRO"
},
{
"n": 3,
"max": 68.76,
"min": 68.76,
"p10": 68.76,
"p50": 68.76,
"p90": 68.76,
"unidad": "KILOGRAMO"
}
],
"price_by_year": {
"2023": {
"n": 395,
"p50": 667.91
},
"2024": {
"n": 210,
"p50": 694
},
"2025": {
"n": 216,
"p50": 667.55
},
"2026": {
"n": 224,
"p50": 533
}
},
"refreshed_at": "2026-09-26T05:35:02.119Z"
}
],
"suppliers": [
{
"slug": "control-tecnico-y-representaciones",
"name": "CONTROL TECNICO Y REPRESENTACIONES SA DE CV",
"total_contracts": 787,
"total_awarded_amount": "337140271.04",
"median_amount": "93129.67",
"distinct_buyers": 73,
"first_contract_at": "2023-01-23T00:00:00.000Z",
"last_contract_at": "2026-09-25T00:00:00.000Z",
"with_this_buyer": {
"contracts": 145,
"amount": "22733984.97"
},
"refreshed_at": "2026-09-25T00:00:02.669Z"
}
],
"buyer": {
"slug": "cinvestav",
"name": "CENTRO DE INVESTIGACION Y DE ESTUDIOS AVANZADOS DEL INSTITUTO POLITECNICO NACIONAL",
"total_procedures": 6205,
"distinct_suppliers": 1314,
"procedures_by_type": {
"LICITACIÓN PÚBLICA": 34,
"ADJUDICACIÓN DIRECTA": 6052,
"INVITACIÓN A CUANDO MENOS TRES PERSONAS": 116,
"CONTRATO ESPECÍFICO DERIVADO DE ACUERDO MARCO": 3
},
"refreshed_at": "2026-09-26T00:00:02.312Z"
}
},
"alternates": [],
"similar": [
{
"numero_procedimiento": "aa-38-90e-03890e999-n-110-2025",
"nombre_procedimiento": "PRODUCTOS QUIMICOS BASICOS",
"dependencia": "CIMAV",
"siglas": "CIMAV",
"score": 0.12295268818031035,
"anio_ejercicio": 2025,
"estatus": "ADJUDICADO",
"fecha_fallo": null,
"fecha_publicacion": "2025-07-07T13:36:04.000Z",
"ganador": "DISTRIBUCION Y MANTENIMIENTO DEL NOROESTE SA DE CV",
"ganador_slug": "distribucion-y-mantenimiento-del-noroeste",
"ganador_rfc_type": null,
"ganadores": "1",
"monto_mxn": "71261.58"
},
{
"numero_procedimiento": "aa-38-90e-03890e999-n-85-2024",
"nombre_procedimiento": "MATERIALES, ACCESORIOS Y SUMINISTROS DE LABORATORIO",
"dependencia": "CIMAV",
"siglas": "CIMAV",
"score": 0.12743810958606638,
"anio_ejercicio": 2024,
"estatus": "ADJUDICADO",
"fecha_fallo": null,
"fecha_publicacion": "2024-04-29T16:00:57.000Z",
"ganador": "COMERCIALIZADORA DE INSUMOS PARA LA INDUSTRIA RH S DE RL DE CV",
"ganador_slug": "comercializadora-de-insumos-para-la-industria-rh",
"ganador_rfc_type": null,
"ganadores": "1",
"monto_mxn": "109218.34"
},
{
"numero_procedimiento": "aa-38-90e-03890e999-n-124-2024",
"nombre_procedimiento": "MATERIAL DE LABORATORIO",
"dependencia": "CIMAV",
"siglas": "CIMAV",
"score": 0.12848422314178642,
"anio_ejercicio": 2024,
"estatus": "ADJUDICADO",
"fecha_fallo": null,
"fecha_publicacion": "2024-06-26T09:45:39.000Z",
"ganador": "EL CRISOL SA DE CV",
"ganador_slug": "el-crisol",
"ganador_rfc_type": null,
"ganadores": "1",
"monto_mxn": "207427.75"
},
{
"numero_procedimiento": "aa-11-l4j-011l4j996-n-19-2023",
"nombre_procedimiento": "MATERIALES CONSUMIBLES PARA TRABAJOS DE LABORATORIO",
"dependencia": "CINVESTAV",
"siglas": "CINVESTAV",
"score": 0.1337858856128913,
"anio_ejercicio": 2023,
"estatus": "ADJUDICADO",
"fecha_fallo": null,
"fecha_publicacion": "2023-06-26T11:42:37.000Z",
"ganador": "CONTROL TECNICO Y REPRESENTACIONES SA DE CV",
"ganador_slug": "control-tecnico-y-representaciones",
"ganador_rfc_type": null,
"ganadores": "1",
"monto_mxn": "75493.96"
},
{
"numero_procedimiento": "aa-11-l4j-011l4j994-n-49-2024",
"nombre_procedimiento": "ADQUISICION DE REACTIVOS DE LABORATORIO PARA PROYECTO",
"dependencia": "CINVESTAV",
"siglas": "CINVESTAV",
"score": 0.13415907032719532,
"anio_ejercicio": 2024,
"estatus": "ADJUDICADO",
"fecha_fallo": null,
"fecha_publicacion": "2024-04-25T13:53:28.000Z",
"ganador": "CONSORCIO CIENTIFICO DEL BAJIO SA DE CV",
"ganador_slug": "consorcio-cientifico-del-bajio",
"ganador_rfc_type": null,
"ganadores": "1",
"monto_mxn": "65120.45"
},
{
"numero_procedimiento": "aa-11-l4j-011l4j994-n-34-2023",
"nombre_procedimiento": "ADQUISICIÓN DE REACTIVOS Y MATERIAL DE LABORATORIO",
"dependencia": "CINVESTAV",
"siglas": "CINVESTAV",
"score": 0.1405180604037729,
"anio_ejercicio": 2023,
"estatus": "ADJUDICADO",
"fecha_fallo": null,
"fecha_publicacion": "2023-05-30T17:10:47.000Z",
"ganador": "CONSORCIO CIENTIFICO DEL BAJIO SA DE CV",
"ganador_slug": "consorcio-cientifico-del-bajio",
"ganador_rfc_type": null,
"ganadores": "1",
"monto_mxn": "89012.13"
}
]
}