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instruments de essai de pétrole
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Instruments d'essai d'antigel d'huile de graissage et de graisse
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Équipement d'essai de gazole
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Équipement d'essai d'huile de transformateur
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Instrument d'essai d'alimentation
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Instruments pharmaceutiques d'essai
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Équipement d'essai d'huile de table
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Instruments d'analyse chimique
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Équipement d'essai d'huile lubrifiante
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Instrument d'essai de farine
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Instruments d'essai de nourriture
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Équipement d'essai de pétrole brut
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Équipement d'essai d'huile hydraulique
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Appareil de contrôle de point d'inflammabilité
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Appareil de contrôle cinématique de viscosité
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Appareil de contrôle de point de congélation
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Appareillage de pénétration de cône
PID Control Abbes Refractometer ND1.3000 ~ 1.7000 Temp 10℃ ~ 90℃ ASTM D1218
| Lieu d'origine | Chine |
|---|---|
| Nom de marque | Shandong Shengtai Instrument Co.,;td |
| Certification | ASTM D1218 GB/T 614 |
| Numéro de modèle | ST121C |
| Quantité de commande min | 1 |
| Détails d'emballage | caisse en bois |
| Délai de livraison | 7 à 15 jours ouvrables |
| Conditions de paiement | T/T |
| Capacité d'approvisionnement | 10000 ensembles/an |
| Plage de mesure | indice de réfraction nD1.3000~1.7000 | Précision | Indice de réfraction nD ≤ ±0,0002 |
|---|---|---|---|
| Plage d'affichage de la température (indication minimale 0,1 ℃) | 0~50℃ (avec thermostat dédié) | Plage de température | 10℃~90℃ |
| Résolution d'affichage | 0,1 ℃ | Fluctuations de température | ±0,2 ℃, le milieu est de l'eau |
| Alimentation | 220 V ± 22 V 50 Hz ± 1 Hz | Puissance totale | ≤500W |
| Mettre en évidence | PID control refractometer for feed testing,Abbes refractometer with temperature control,ASTM D1218 compliant refractometer |
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ST-121C Abbes refractometer
Measuring the refractive index nD, average dispersion (nF-nC), and the mass fraction of dry solids in sugar aqueous solution, namely Brix, can be used for testing and analysis in sugar manufacturing, pharmaceuticals, beverages, petroleum, food, chemical industry production, scientific research, and teaching departments. It adopts visual aiming, digital display reading, and can perform temperature correction.
Conforms to GB/T 614-1988 Chemical Reagents - General Method for the Determination of Refractive Index
Main technical parameters
| Measurement range | refractive index nD1.3000~1.7000 |
| Accuracy | Refractive index nD ≤ ±0.0002 |
| Communication interface | RS232 |
| Temp display range (minimum indication 0.1℃) | 0~50℃ (with dedicated thermostat) |
| Display range of sucrose mass fraction (Brix) | 0% ~ 95% |
| Refrigeration cycle mode | compressor-based external refrigeration cycle |
| Digital refractometer weight | 10KG |
| Digital refractometer dimensions | 330×180×380mm |
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Low-temperature thermostatic bath:
| Temperature range | 10℃~90℃ |
| Display resolution | 0.1℃ |
| Temperature fluctuation | ±0.2℃, medium is water |
| Pump circulation mode | external circulation |
| Pump flow rate | ≥4L/min |
| Inner tank capacity | ≥2L |
| Control mode | PID control, microcomputer control, Pt100 temperature measurement |
| Refrigeration method | Imported compressor |
| Power supply | 220V±22v 50Hz±1Hz |
| Total power | ≤500W |
Note: The appearance pictures, dimensions, volume, and weight of the instrument are for reference only. If the instrument is updated, there may be slight changes, and no further notice will be given.
Shandong Shengtai Instrument Co., Ltd. provides the following quality assurance for the instruments sold to you:
The instruments and materials provided are brand new, comply with national quality standards, and come with manufacturer's certification;
The materials and main components provided meet the technical requirements specified in the technical documentation;
The warranty period for the entire equipment is one year (excluding normal wear and tear of consumable parts).
----In the event of any quality issue with the instrument during the warranty period, we will be responsible for providing free repairs. If the equipment malfunctions due to the user's responsibility, we will repair it and charge a reasonable fee.
----We offer lifelong discounts on spare parts for the equipment, and provide lifelong maintenance and repair services for the entire machine.
After the warranty period expires, if the user requires maintenance and technical services, we will only charge for the cost.
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Packing list
| S/N | Name | Quantity | Unit | Remarks |
| 1 | Host | 1 | Piece | |
| 2 | Bromonaphthalene | 1 | Bottle | |
| 3 | Standard sample | 1 | Block | |
| 4 | Power cord | 1 | Pieces | |
| 5 | Fuse tube | 1 | Pieces | Inside the seat 10A |
| 6 | Instruction manual certificate | 1 | Copy | |
| 7 | Warranty card | 1 | Copy | |
| 8 | Thermostatic bath | 1 | Unit |

