1. A method for determining concentration of an organic corrosion inhibitor in a coolant fluid, the method comprising the steps of:
providing a test substrate comprising a porous material, the porous substrate has at least a surface treated with a sufficient amount of at least a metal salt for reacting with a molar equivalent amount of the organic corrosion inhibitor in a representative sample of the coolant fluid, and at least a color indicator for reacting with the metal salt andor the organic corrosion inhibitor forming an irreversibly colored complex and causing a color change in the test substrate;
bringing a representative sample of the coolant fluid into contact with the treated surface of the porous substrate, wherein the sufficient amount of metal salt reacts with the organic corrosion inhibitor in the representative sample forming an insoluble metal complex, and wherein any unreacted metal salt andor organic corrosion inhibitor reacts with the color indicator forming an irreversibly colored complex departing a color change in the treated surface;
observing any color change in the test substrate due to the reaction between the color indicator and the unreacted metal salt andor organic corrosion inhibitor.
2. The method of claim 1, further comprising the step of comparing the color change in the substrate with a reference color chart for an evaluation of the concentration of the organic corrosion inhibitor in the coolant.
3. The method of claim 1, further comprising the step of obtaining a quantity of the coolant fluid as the representative sample of coolant having the organic corrosion inhibitor concentration to be determined using one of a pipette, an eye dropper, a stick, and a syringe, prior to bringing the representative sample into contact with the porous substrate.
4. The method of claim 1, wherein the test substrate comprises a first layer treated with the sufficient amount of metal salt and a second layer disposed adjacent to the first layer, the second layer being treated with the color indicator for reacting with the metal salt andor the organic corrosion inhibitor, and wherein the color indicator color forms an irreversibly colored complex with any unreacted organic corrosion inhibitor in the coolant fluid flowing from the first layer to the second layer.
5. The method of claim 1, wherein the test substrate is a single sheet having a fold defining the first layer and the second layer, and when the single sheet is folded, unreacted organic corrosion inhibitor in the coolant fluid flowing from the first layer to the second layer and reacting with the color indicator in the second layer.
6. The method of claim 2, wherein the test substrate is a composite sheet and wherein the first layer and the second layer are joined by one of a contact cement, an adhesive, heat sealing, and ultrasonic sealing, forming the composite test substrate.
7. The method of claim 6, wherein the test substrate further comprises a mesh layer in-between the first layer and the second layer.
8. The method of claim 1, wherein the test substrate comprises least a surface area treated by a mixture comprising the sufficient amount of at least a metal salt and the color indicator.
9. The method of claim 8, wherein the test substrate is treated with a mixture comprising the sufficient amount of at least a metal salt and the color indicator.
10. The method of claim 1, wherein the test substrate comprises at least a first surface area treated by the sufficient amount of at least a metal salt and a second surface area treated by the color indicator.
11. The method of claim 1, wherein the test substrate comprises a plurality of zones defining a plurality of surface areas, each surface area is treated by a sufficient amount of at least a metal salt and a color indicator, and wherein the test substrate comprises a plurality of perforated lines for separating the plurality of surface areas.
12. The method of claim 11, wherein at least two different metal salts are used for treating the plurality of surface areas, each different metal salt is for forming a different insoluble metal complex with the corrosion inhibitor in the coolant.
13. The method of claim 1 1, wherein at least two different color indicators are used for treating the plurality of surface areas, each different color indicator is for forming a different discernible color change with the corrosion inhibitor in the coolant andor the different metal salts.
14. A test device for determining concentration of an organic corrosion inhibitor in a coolant fluid, the device comprises a test substrate comprising a porous material, the porous substrate is treated with a sufficient amount of at least a metal salt for reacting with a molar equivalent amount of the organic corrosion inhibitor in a representative sample of the coolant fluid, and at least a color indicator for reacting with the metal salt andor the organic corrosion inhibitor forming an irreversibly colored complex and causing a color change in the test substrate;
wherein after the representative sample of the coolant fluid is brought into contact with the treated surface of the porous substrate, the sufficient amount of metal salt reacts with the organic corrosion inhibitor in the representative sample forming an insoluble metal complex,
wherein any unreacted metal salt andor organic corrosion inhibitor reacts with the color indicator forming an irreversibly colored complex and departing a color change in the treated surface, and
wherein the color change in the treated surface corresponds to a certain concentration of the organic corrosion inhibitor relative to a reference color chart.
15. The test device of claim 14, further comprising at least one of a pipette, an eye dropper, a stick, and a syringe, for obtaining the reference sample of the coolant fluid and for bringing the reference sample into contact with the treated surface.
16. The test device of claim 14, further comprising a reference color chart for quantitatively determining the concentration of the organic corrosion inhibitor in the coolant fluid.
17. The test device of claim 14, wherein the test substrate comprises a single sheet treated with a mixture of metal salt and color indicator.
18. The test device of claim 14, wherein the test substrate comprises a single sheet having at least two different surface areas, a first surface area treated with the sufficient amount of metal salt and a second surface area treated with the organic corrosion inhibitor.
19. The test device of claim 18, wherein the test substrate has a fold separating the two different surface areas, defining two separate layers, and when the substrate is folded, unreacted organic corrosion inhibitor in the coolant fluid flows from the first layer to the second layer reacting with the color indicator in the second layer.
20. The test device of claim 14, wherein the test substrate comprises a single sheet having a plurality of zones defining a plurality of surface areas, with each area being treated with the same mixture of metal salt and color indicator.
21. The test device of claim 14, wherein the test substrate comprises a single sheet having a plurality of zones defining a plurality of surface areas, with at least two areas being treated with different mixtures of metal salt and color indicator.
22. The test device of claim 21, wherein the test substrate further comprises a plurality of perforated lines separating the plurality of zones.
23. The test device of claim 14, wherein the test substrate comprises a single sheet having a plurality of zones defining a plurality of surface areas, with at least two areas being treated with two different metal salts for forming different insoluble metal complexes upon reacting with the organic corrosion inhibitor in the representative sample.
24. The test device of claim 14, wherein the test substrate comprises a composite sheet formed by joining a first layer and a second layer, the first layer is treated with the sufficient amount of metal salt and the second layer is treated with the color indicator for reacting with the metal salt andor the organic corrosion inhibitor, and wherein the first layer and the second layer are joined by one of a contact cement, an adhesive, heat sealing, and ultrasonic sealing, forming the composite test substrate.
25. The test device of claim 14, wherein the color indicator in the substrate ranges from 0.005 to about 2 mg per g of coolant fluid.
The claims below are in addition to those above.
All refrences to claim(s) which appear below refer to the numbering after this setence.
1. A method for ensuring a correct sub-system BIOS for a specified system, comprising steps of:
checking whether first identifying information associated with a system BIOS of the specified system is consistent with second identifying information associated with said sub-system BIOS upon initialization of the specified system; and
halting the specified system if said first identifying information is inconsistent with said second identifying information.
2. The method according to claim 1 further comprising before said checking step a step of reading said first identifying information from a predetermined position of said system BIOS.
3. The method according to claim 1 further comprising steps of:
sending out a request for said first identifying information by the sub-system; and
transmitting said first identifying information from the specified system to the sub-system through an interrupt service in response to said request.
4. The method according to claim 1 wherein said checking step is performed by a control unit disposed in the sub-system or the specified system.
5. The method according to claim 1 wherein said checking step is performed by said sub-system BIOS.
6. The method according to claim 1 further comprising a step of executing a complete booting-up sequence if said first identifying information is consistent with said second identifying information.
7. The method according to claim 1 further comprising a step of executing a partial booting-up sequence before halting the specified system.
8. The method according to claim 7 wherein said partial booting-up sequence is executed to give a warning message.
9. The method according to claim 8 wherein said warning message is a visible message.
10. The method according to claim 8 wherein said warning message is an audible message.
11. The method according to claim 1 wherein the specified system is a computer system, and said sub-system BIOS is a video graphics array (VGA) BIOS.
12. The method according to claim 1 wherein each of said first and second identifying information includes names of client, product andor project.
13. The method according to claim 1 wherein each of said first and second identifying information includes a section of verifying ASCII codes.
14. A method for ensuring a correct sub-system BIOS for a specified system, comprising steps of:
checking whether first identifying information associated with a system BIOS of the specified system is consistent with second identifying information associated with said sub-system BIOS upon initialization of the specified system;
performing a first boot-up sequence when said first identifying information is consistent with said second identifying information; and
performing a second boot-up sequence to inform of incorrect sub-system BIOS when said first identifying information is inconsistent with said second identifying information.
15. The method according to claim 14 further comprising a step of halting the specified system after said second boot-up sequence.
16. The method according to claim 14 further comprising a step of giving a warning message following said second boot-up sequence.
17. The method according to claim 14 wherein the specified system is a computer system, and said second boot-up sequence is a standard text mode.
18. The method according to claim 14 further comprising before said checking step a step of reading said first identifying information from a predetermined position of said system BIOS.
19. The method according to claim 14 further comprising steps of sending out a request for said first identifying information by the sub-system; and transmitting said first identifying information from the specified system to the sub-system through an interrupt service in response to said request.
20. A method for checking consistency between a VGA BIOS of a VGA chip and a system BIOS of a computer system, comprising steps of:
sending out a request from the VGA chip to the computer system;
performing an interrupt service of the computer system to transmit first identifying information existing in said system BIOS to the VGA chip; and
comparing said first identifying information with second identifying information existing in said VGA BIOS to determine whether said VGA BIOS is consistent to said system BIOS.